Parallel
2 Kings 15:31
Swete's Septuagint · Berean Standard Bible
καὶ τὰ λοιπὰ τῶν λόγων Φάκεε καὶ πάντα ὅσα ἐποίησεν, γεγραμμένα ἐπὶ βιβλίῳ λόγων τῶν ἡμερῶν τοῖς βασιλεῦσιν Ἰσραήλ.
As for the rest of the acts of Pekah, along with all his accomplishments, they are indeed written in the Book of the Chronicles of the Kings of Israel.