Ezekiel 36:29

²⁹ I will also save you from all your uncleannesses: and I will call for the corn, and will increase it, and lay no famine upon you.

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.