Psalm 17:7 uses the same phrase 'wonders of your love' (Hebrew: pala chesed), directly echoing the praise in Psalm 31:21.

Psalm 28:6 uses the same blessing phrase — both praise God for hearing prayer and showing steadfast love.

Psalm 98:1 celebrates God's 'marvelous things' and salvation, paralleling the wonder and deliverance theme of Psalm 31:21.

1 Samuel 23:7-13 describes David in Keilah under siege by Saul — the very event David recalls in Psalm 31:21.

Isaiah 26:1 describes a strong city with salvation as walls — echoing the besieged city where God showed love.