John Gills Exposition of the Bible Commentary - Psalms 52:9
I will praise thee for ever ,.... Both in this world, as long as he lived, and had a being in it; and in the world to come, to all eternity. This is a resolution respecting what he would do, when he should be in the happy condition he was confident of; because thou hast done it ; the Targum interprets it, "the revenge of my judgment"; meaning the vengeance of God on Doeg; and to the same sense Aben Ezra and Kimchi: though it may refer to the comfortable and happy condition he should be... read more
Matthew Henry's Complete Commentary - Psalms 52:6-9
David was at this time in great distress; the mischief Doeg had done him was but the beginning of his sorrows; and yet here we have him triumphing, and that is more than rejoicing, in tribulation. Blessed Paul, in the midst of his troubles, is in the midst of his triumphs, 2 Cor. 2:14. David here triumphs, I. In the fall of Doeg. Yet, lest this should look like personal revenge, he does not speak of it as how own act, but the language of other righteous persons. They shall observe God's... read more