You shall take with you seven each of every clean animal, a male and his female; two each of animals that are unclean, a male and his female;
that you may distinguish between holy and unholy, and between unclean and clean,
Then Noah built an altar to the Lord, and took of every clean animal and of every clean bird, and offered burnt offerings on the altar.
Of clean animals, of animals that are unclean, of birds, and of everything that creeps on the earth,
“And they shall teach My people the difference between the holy and the unholy, and cause them to discern between the unclean and the clean.
also seven each of birds of the air, male and female, to keep the species alive on the face of all the earth.