You shall take with you of every clean animal by sevens, a male and his female; and of the animals that are not clean, two, a male and his female;
also of the birds of the sky, by sevens, male and female, to keep their seed alive on the face of all the earth.
Of clean animals and animals that are not clean and birds and everything that creeps on the ground,
Then Noah built an altar to Yahweh and took of every clean animal and of every clean bird and offered burnt offerings on the altar.
Moreover, they shall instruct My people about the difference between the holy and the profane, and make them know the difference between the unclean and the clean.
and so as to separate between the holy and the profane, and between the unclean and the clean,