Psalm 37:34 promises the righteous will see the wicked cut off — exactly the witnessing described here.

Psalm 40:3 shows many seeing God's work, fearing, and trusting — a fuller response including trust.

Psalm 58:10 describes the righteous rejoicing at seeing vengeance — directly parallel to the righteous laughing at the boastful man's end in Psalm 52:6.

Psalm 58:11 shows people declaring God's justice after witnessing judgment — the same recognition that follows the righteous' fear in Psalm 52:6.

Psalm 64:9 expands the response: all men fear and declare God's work, not just the righteous laughing.

Psalm 107:42 says the upright see and are glad at God's acts — directly parallel to the righteous seeing and laughing in Psalm 52:6.

Psalm 97:8 shows Zion rejoicing at God's judgments, similar to the righteous laughing at the wicked.

Job 22:19 directly parallels: the righteous see and are glad, and the innocent laugh them to scorn.

Isaiah 37:22 has Jerusalem laughing at the arrogant Assyrian — mirroring the righteous mocking the boastful wicked in Psalm 52:6.

Revelation 15:4 asks who will not fear God when His judgments are made manifest, echoing the fear in Psalm 52:6.

Revelation 18:20 calls for rejoicing over Babylon's judgment, mirroring the righteous laughing at the wicked's downfall.

Revelation 19:2 declares God's judgments true and righteous, which the righteous in Psalm 52:6 witness and affirm.

Zephaniah 2:15 describes passersby hissing at the fallen proud city — the same mocking response to arrogance seen in Psalm 52:6.

Revelation 16:5-7 affirms God's righteous judgments, which the righteous in Psalm 52:6 see and acknowledge.