Genesis 7:14
They, and every beast after his kind, and all the cattle after their kind, and every creeping thing that creepeth upon the earth after his kind, and every fowl after his kind, every bird of every sort.
Cross-reference
Genesis 7:2 gives the command about clean animals; 7:14 describes the actual animals entering, fulfilling that command.
Genesis 7:3 commands seven pairs of birds; 7:14 includes birds in the list of animals entering the ark.
Genesis 7:8 summarizes the animals entering; 7:14 provides a detailed list of the same categories.
Genesis 7:9 states that two of every living thing entered; 7:14 specifies the kinds of animals.
Genesis 1:24 lists the same three categories — livestock, creeping things, beasts — that appear here as the animals entering the ark.
In Genesis 8:17, the same categories — birds, animals, creeping things — are commanded to leave the ark, mirroring the entry list here.
In Genesis 1:21, God creates sea creatures and birds 'according to their kinds' — the same phrase used here for animals entering the ark.
Psalm 148:10 echoes the same four categories — beasts, livestock, creeping things, flying birds — calling them to praise God.