'Lips' in the Bible

Sigh, but not aloud, make no mourning for the dead; bind thy headtire upon thee, and put thy shoes upon thy feet, and cover not thy lips, and eat not the bread of men.

And ye shall do as I have done: ye shall not cover your lips, nor eat the bread of men.

therefore prophesy, and say, Thus saith the Lord Jehovah: Because, even because they have made you desolate, and swallowed you up on every side, that ye might be a possession unto the residue of the nations, and ye are taken up in the lips of talkers, and the evil report of the people;