Genesis 7:1-3

Darby Translation

7 And Jehovah said to Noah, Go into the ark, thou and all thy house; for thee have I seen righteous before me in this generation.

² Of all clean beasts thou shalt take to thee by sevens, a male and its female; but of the beasts that are not clean two, a male and its female.

³ Also of the fowl of the heavens by sevens, male and female; to keep seed alive on the face of all the earth.