He founded numerous colonies, some of which doubled as trading posts and military outposts.
Trade relationships were a focus of his administration.
The Biblical narrative notes with disapproval that Solomon permitted his foreign wives to import their national deities, building temples to Ashtoreth and Milcom.
In a brief, unelaborated, and enigmatic passage, the Hebrew Bible describes how the fame of Solomon's wisdom and wealth spread far and wide, so much so that the queen of Sheba decided that she should meet him.
The Hebrew Bible credits him as the builder of the First Temple in Jerusalem.