Catholic Commentary on Genesis 1

"God saw all that he had made, and it was very good." (Genesis 1:31)

In the Beginning

Genesis opens with the most consequential sentence in human history: In the beginning God created the heavens and the earth. Everything that follows in the Bible, every covenant, every commandment, every prophecy, every sacrament, rests on this foundation. The God of Israel is not one deity among many competing for territory. He is the Creator of all that exists, prior to everything, dependent on nothing. Before there was matter or time or space, there was God, and everything that is came to be through his creative word.

The creation account proceeds in six days through the pattern of speaking and separating: God speaks, and it is so. Light from darkness, sky from sea, dry land from water, day from night. Then creatures fill what has been formed: fish and birds, land animals, and finally humanity. Each act of creation is evaluated: and God saw that it was good. The Catechism draws from this the first principle of Catholic cosmology: the world is not the product of chance or necessity but of the free, deliberate act of a God who wills it to exist and declares it good (CCC 295).

The Image of God

The creation of humanity in verse 26 stands apart from everything that precedes it: Let us make mankind in our image, in our likeness. The plural is a mystery the Church reads in the light of Trinitarian revelation: the God who speaks is Father, Son, and Spirit, the eternal community of love into whose image human beings are made. The Catechism identifies the image of God as the foundation of every human being's inalienable dignity: every person, regardless of capacity, age, or condition, bears the likeness of the Creator and must therefore be treated as one who reflects divine glory (CCC 356). Male and female together constitute the image, a complementarity that reflects the relational life of the Trinity.

The seventh day closes the account. God rests. The rest is not exhaustion but completion: a rest that blesses and hallows the rhythm of time, establishing the Sabbath as the pattern of human existence oriented toward God.

Living the Word

Brothers and sisters, the world is not yours. You live in a creation that was declared very good before you arrived. Every river, every creature, every human face you will encounter today is the work of the same God who spoke light into being. Let that change how you move through this day: not as a consumer in a neutral landscape but as a creature within a creation that already bears the mark of its Maker.

Prayer

Lord God, in the beginning you created the heavens and the earth and declared it very good. Let us see your creation as you see it: good, ordered, purposeful, bearing your image in every human face. And let us keep holy the rest you established, the Sabbath that returns all things to you. Through Christ our Lord. Amen.

Genesis
1
The Creation
(John 1:1–5; Hebrews 11:1–3)
In the beginning God created the heavens and the earth.
 
Now the earth was formless and void, and darkness was over the surface of the deep. And the Spirit of God was hovering over the surface of the waters.
The First Day
 
And God said, “Let there be light,” * 1:3 Cited in 2 Corinthians 4:6 and there was light. And God saw that the light was good, and He separated the light from the darkness. God called the light “day,” and the darkness He called “night.”
 
And there was evening, and there was morning—the first day. 1:5 Literally day one
The Second Day
 
And God said, “Let there be an expanse 1:6 Or a canopy or a firmament or a vault; also in verses 7, 8, 14, 15, 17, and 20 between the waters, to separate the waters from the waters.” So God made the expanse and separated the waters beneath it from the waters above. And it was so. God called the expanse “sky.”
 
And there was evening, and there was morning—the second day.
The Third Day
 
And God said, “Let the waters under the sky be gathered into one place, so that the dry land may appear.” And it was so. 10 God called the dry land “earth,” and the gathering of waters He called “seas.” And God saw that it was good.
 
11 Then God said, “Let the earth bring forth vegetation: seed-bearing plants and fruit trees, each bearing fruit with seed according to its kind.” And it was so. 12 The earth produced vegetation: seed-bearing plants according to their kinds and trees bearing fruit with seed according to their kinds. And God saw that it was good.
 
13 And there was evening, and there was morning—the third day.
The Fourth Day
 
14 And God said, “Let there be lights in the expanse of the sky to distinguish between the day and the night, and let them be signs to mark the seasons and days and years. 15 And let them serve as lights in the expanse of the sky to shine upon the earth.” And it was so.
 
16 God made two great lights: the greater light to rule the day and the lesser light to rule the night. And He made the stars as well.
 
17 God set these lights in the expanse of the sky to shine upon the earth, 18 to preside over the day and the night, and to separate the light from the darkness. And God saw that it was good.
 
19 And there was evening, and there was morning—the fourth day.
The Fifth Day
 
20 And God said, “Let the waters teem with living creatures, and let birds fly above the earth in the open expanse of the sky.” 21 So God created the great sea creatures and every living thing that moves, with which the waters teemed according to their kinds, and every bird of flight after its kind. And God saw that it was good.
 
22 Then God blessed them and said, “Be fruitful and multiply and fill the waters of the seas, and let birds multiply on the earth.”
 
23 And there was evening, and there was morning—the fifth day.
The Sixth Day
 
24 And God said, “Let the earth bring forth living creatures according to their kinds: livestock, land crawlers, and beasts of the earth according to their kinds.” And it was so. 25 God made the beasts of the earth according to their kinds, the livestock according to their kinds, and everything that crawls upon the earth according to its kind. And God saw that it was good.
 
26 Then God said, “Let Us make man in Our image, after Our likeness, to rule over the fish of the sea and the birds of the air, over the livestock, and over all the earth itself § 1:26 MT; Syriac and over all the beasts of the earth and every creature that crawls upon it.”
 
27 So God created man in His own image;
in the image of God He created him;
male and female He created them.* 1:27 Cited in Matthew 19:4 and Mark 10:6
 
28 God blessed them and said to them, “Be fruitful and multiply, and fill the earth and subdue it; rule over the fish of the sea and the birds of the air and every creature that crawls upon the earth.”
 
29 Then God said, “Behold, I have given you every seed-bearing plant on the face of all the earth, and every tree whose fruit contains seed. They will be yours for food. 30 And to every beast of the earth and every bird of the air and every creature that crawls upon the earth—everything that has the breath of life in it—I have given every green plant for food.” And it was so.
 
31 And God looked upon all that He had made, and indeed, it was very good.
 
And there was evening, and there was morning—the sixth day.

*1:3 1:3 Cited in 2 Corinthians 4:6

1:5 1:5 Literally day one

1:6 1:6 Or a canopy or a firmament or a vault; also in verses 7, 8, 14, 15, 17, and 20

§1:26 1:26 MT; Syriac and over all the beasts of the earth

*1:27 1:27 Cited in Matthew 19:4 and Mark 10:6