What does 1 Kings 9:16 mean?

Pharaoh, king of Egypt, had attacked and captured Gezer, burned it down, and killed the Canaanites who lived there. Then he gave the city to his daughter as a wedding gift when she married Solomon. 1 Kings 9:16 - Modern Text Bible

(Gezer became part of Solomon’s kingdom through his marriage alliance with Egypt, after Pharaoh conquered it.)