Reference for Leviticus 11:20

כֹּ֚ל שֶׁ֣רֶץ הָע֔וֹף הַהֹלֵ֖ךְ עַל־אַרְבַּ֑ע שֶׁ֥קֶץ ה֖וּא לָכֶֽם׃ (ס)

All winged swarming things that go upon all fours are a detestable thing unto you.