John Gills Exposition of the Bible Commentary - 2 Samuel 7:21
For thy word's sake ,.... For the sake of the promise he had made to him by Samuel, that he should be king, and his kingdom should be established; or for the sake of the Messiah, that should spring from him; the Memra, as the Targum, the essential Word of God; and so the Septuagint version, "because of thy servant", with which agrees the parallel text in 1 Chronicles 17:19 , and according to thine own heart ; of his own sovereign good will and pleasure, of his own grace, as the Arabic... read more
Matthew Henry's Complete Commentary - 2 Samuel 7:18-29
We have here the solemn address David made to God, in answer to the gracious message God had sent him. We are not told what he said to Nathan; no doubt he received him very kindly and respectfully as God's messenger. But his answer to God he took himself, and did not send by Nathan. When ministers deliver God's message to us, it is not to them, but to God, that our hearts must reply; he understands the language of the heart, and to him we may come boldly. David had no sooner received the... read more