John Gills Exposition of the Bible Commentary - 1 Kings 4:1
So King Solomon was king over all Israel. As David his father was not at first, only over Judah, and as Solomon's successors were not, after the division of the kingdom under his son Rehoboam; though this seems to have a particular respect to what is related in the preceding chapter concerning the wisdom of Solomon, for which he was so famous, that he reigned by the consent of all, and in the hearts of all the people of Israel. read more
Matthew Henry's Complete Commentary - 1 Kings 4:1-19
Here we have, I. Solomon upon his throne (1 Kgs. 4:1): So king Solomon was king, that is, he was confirmed and established king over all Israel, and not, as his successors, only over two tribes. He was a king, that is, he did the work and duty of a king, with the wisdom God had given him. Those preserve the name and honour of their place that mind the business of it and make conscience of it. II. The great officers of his court, in the choice of whom, no doubt, his wisdom much appeared. It is... read more