Psalm 58:10 directly parallels the righteous rejoicing at seeing vengeance — a stronger, more graphic depiction of the same theme.

Psalm 63:11 explicitly says 'the mouths of liars will be stopped' — the same silencing of the wicked, paired with rejoicing in God.

Psalm 112:10 shows the wicked seeing the righteous' prosperity and reacting with anger — a contrast to the righteous' gladness here.

Job 5:16 says 'injustice shuts her mouth' — a direct parallel to 'all iniquity shuts its mouth' in Psalm 107:42.

Job 22:19 uses nearly identical wording: 'The righteous see it and are glad' — a direct parallel to the same response.

Romans 3:19 declares that every mouth may be silenced before God, directly echoing the silencing of iniquity in Psalm 107:42.

Titus 1:11 also speaks of silencing — false teachers must be silenced, echoing the silencing of iniquity here.

Isaiah 66:14 combines 'see and rejoice' with God's indignation against enemies — a parallel to the righteous' gladness at judgment.

1 Peter 2:15 calls believers to silence ignorance through good deeds — a parallel call to silence evil, here iniquity is silenced.

Revelation 18:20 calls for rejoicing over Babylon's judgment — parallel to the upright rejoicing when iniquity is silenced here.