Genesis 6:19 in the King James Version
And of every living thing of all flesh, two of every sort shalt thou bring into the ark, to keep them alive with thee; they shall be male and female.
Context
18 But I will establish my covenant with you. You shall come into the ship, you, your sons, your wife, and your sons’ wives with you.
19 Of every living thing of all flesh, you shall bring two of every sort into the ship, to keep them alive with you. They shall be male and female.
20 Of the birds after their kind, of the livestock after their kind, of every creeping thing of the ground after its kind, two of every sort will come to you, to keep them alive.