Psalm 89:3 records the covenant sworn to David, which is the very promise being questioned in verse 49.

Psalm 89:4 continues the covenant promise of an eternal throne, the basis for the plea in verse 49.

Psalm 89:35 reaffirms God's oath by his holiness, directly answering the doubt about his truth in verse 49.

Psalm 89:1 opens with praise of God's steadfast love, contrasting sharply with the lament in verse 49.

Psalm 132:12 conditions the Davidic covenant on obedience, explaining why the psalmist might question God's love.

Psalm 132:11 repeats God's sworn oath to David, reinforcing the promise that Psalm 89:49 questions.

Psalm 77:9 asks the same question about God forgetting to be gracious, echoing the lament over former lovingkindnesses.

Psalm 77:10 resolves the lament by remembering God's past deeds, while Psalm 89:49 still questions—different responses to similar doubt.

2 Samuel 7:15 records God's promise that his steadfast love will not depart from David, directly answering the psalmist's question.

Isaiah 63:7-15 recalls God's past mercies and laments present abandonment, paralleling the plea for former lovingkindnesses.

Isaiah 55:3 reaffirms the everlasting covenant and steadfast love for David, echoing the promise the psalmist laments.

1 Kings 11:13 shows God preserving a tribe for David's sake, demonstrating faithfulness despite judgment.

Isaiah 63:15 echoes the same lament — 'Where is your zeal?' — questioning God's withheld compassion, mirroring the psalmist's cry about the Davidic covenant.

Luke 2:26 shows Simeon seeing the Messiah — the fulfillment of the Davidic promise that Psalm 89:49 laments as seemingly forgotten.

1 Kings 11:39 promises affliction but not forever, indicating temporary discipline rather than broken covenant.

2 Chronicles 1:8 has Solomon acknowledging God's steadfast love to David, affirming the love the psalmist questions.

Judges 6:13 has Gideon questioning God's presence and deeds, mirroring the psalmist's lament over apparent abandonment.