Ezekiel 3:25

²⁵ `And thou, son of man, lo, they have put on thee thick bands, and have bound thee with them, and thou goest not forth in their midst;

Lip

'A lip' in general signifies doctrine.

In Isaiah 6:3, 7, this signifies the interior parts of a person and thus internal worship where adoration is grounded.

In Isaiah 37:29, this signifies the thought of the understanding

In Malachi 2:6, 7, this denotes doctrine grounded in charity.