In Proverbs 10:11, the righteous mouth is a fountain of life — the same image of righteous speech bringing good.

In Proverbs 10:13, wisdom is on the lips of the discerning — consistent with the righteous mouth bringing wisdom.

In Proverbs 10:20, the righteous tongue is choice silver — echoing the value of righteous speech contrasted with the wicked.

Proverbs 10:21 expands on righteous lips feeding many and fools dying—same contrast of beneficial speech vs. fatal folly.

Proverbs 17:20 says a dishonest tongue falls into calamity—same consequence as the perverse tongue cut off.

Proverbs 18:21 declares death and life are in the tongue's power—frames the life-giving wisdom and fatal cutting off here.

Proverbs 8:13 lists perverted speech as something the LORD hates—connects to the perverse tongue punished here.

Psalm 31:18 prays for lying lips to be silenced—same fate as the perverse tongue cut off here.

Psalm 37:30 mirrors the righteous mouth uttering wisdom and justice—identical theme of righteous speech.

Psalm 63:11 declares the mouths of liars will be stopped—parallel to the perverse tongue being cut off.

Psalm 120:3 asks what punishment befits a deceitful tongue—echoes the cutting off of perverse speech.

Psalm 120:4 answers with sharp arrows and coals—describing the judgment implied in 'cut off' for the perverse tongue.

Ecclesiastes 10:12 contrasts wise gracious words with a fool's lips consuming him—mirrors righteous wisdom vs. perverse tongue's destruction.

In Ephesians 4:29, Paul echoes this contrast: corrupt talk vs. building-up speech, reinforcing that righteous words give grace.

In James 1:26, the unbridled tongue makes religion worthless — paralleling the fate of the perverse tongue here.