1 Kings 15:32
And there was war between Asa and Baasha king of Israel throughout their days.

2 Chronicles 16:1
In the thirty-sixth year of Asa's reign, Baasha king of Israel went up against Judah and fortified Ramah to prevent anyone from leaving or entering the territory of Asa king of Judah.

2 Chronicles 16:3
"Let there be a treaty between me and you, between my father and your father. See, I have sent you silver and gold. Now go and break your treaty with Baasha king of Israel, so that he will withdraw from me."

2 Chronicles 16:5
When Baasha learned of this, he stopped fortifying Ramah and abandoned his work.