Psalm 13:6

New English Translation

⁶I will sing praises^[a] to the Lord
when he vindicates me.^[b]

Psalm 13:6 tn The verb form is cohortative, indicating the psalmist’s resolve (or vow) to praise the Lord when deliverance arrives.
Psalm 13:6 tn Or “for he will have vindicated me.” The verb form indicates a future perfect here. The idiom גָמַל עַל (gamal ʿal) means “to repay,” here in a positive sense.

New English Translation (NET)