Leviticus 13:45
And the leper in whom the plague is, his clothes shall be rent, and his head bore, and he shall put a covering on his upper lip, and shall cry, Unclean, unclean.
Nave's Topical Index—AKJV

Ezekiel 24:17,22
Forbear to cry, make no mourning for the dead, bind the tire of your head on you, and put on your shoes on your feet, and cover not your lips, and eat not the bread of men.
Nave's Topical Index—AKJV

Micah 3:7
Then shall the seers be ashamed, and the diviners confounded: yes, they shall all cover their lips; for there is no answer of God.
Nave's Topical Index—AKJV