Genesis 7:2
Of every clean animal thou shalt take to thee seven pairs, the male and his female; but of animals that are not clean, two, the male and his female.
Genesis 8:20
And Noah built an altar unto the LORD and took of every clean animal and of every clean fowl and offered burnt offerings on the altar.
Leviticus 11:1-47
And the LORD spoke unto Moses and to Aaron, saying unto them,
Genesis 7:8
Of clean animals and of animals that are not clean and of fowls and of every thing that moves upon the earth,
Leviticus 10:10
and this is that ye may discern between the holy and the profane and between the unclean and the clean
Genesis 6:19-21
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.
Deuteronomy 14:1-21
Ye are the sons of the LORD your God: ye shall not cut yourselves nor make any baldness over your eyes for the dead.
Ezekiel 44:23
And they shall teach my people the difference between the holy and profane and teach them to discern between the clean and the unclean.
Acts 10:11-15
and saw the heaven opened and a certain vessel descending unto him, as it had been a great sheet knit at the four corners and let down to the earth,