Parallel
2 Kings 15:11
Swete's Septuagint · Berean Standard Bible
καὶ τὰ λοιπὰ τῶν λόγων Ζαχαρίου ἰδού εἰσιν γεγραμμένα ἐπὶ βιβλίῳ λόγων τῶν ἡμερῶν τοῖς βασιλεῦσιν Ἰσραήλ.
As for the rest of the acts of Zechariah, they are indeed written in the Book of the Chronicles of the Kings of Israel.