If thy children will keep my covenant and my testimony that I shall teach them, their children shall also sit upon thy throne for evermore.
Whether David or Solomon wrote this Psalm matters less than what it does: it places God in remembrance of His covenant promise that His house and kingdom shall never fail. The faithful here plead His constancy, not their own merit.
AI summary
Commenting on Psalm 132:1-18
If thy children will keep my covenant and my testimony that I shall teach them. There is a condition to the covenant so far as it concerned kings of David's line before the coming of the true Seed; but he has fulfilled that condition, and made the covenant indefeasible henceforth and for ever as to himself and the spiritual seed in him.
These are precious promises, confirmed by an oath, that the heirs of them might have strong consolation, Heb 6:17, Heb 6:18. It is all one whether we take them as pleas urged in the prayer or as answers returned to the prayer; believers know how to make use of the promises both ways, with them to speak to God and in them to hear what...
Commenting on Psalm 132:11-18