Deuteronomy 14:10 in the World English Bible
You shall not eat whatever doesn’t have fins and scales. It is unclean to you.
Context
9 These ye shall eat of all that are in the waters: all that have fins and scales shall ye eat:
10 And whatsoever hath not fins and scales ye may not eat; it is unclean unto you.
11 Of all clean birds ye shall eat.