Reference for II Kings 12:20

וְיֶ֛תֶר דִּבְרֵ֥י יוֹאָ֖שׁ וְכָל־אֲשֶׁ֣ר עָשָׂ֑ה הֲלוֹא־הֵ֣ם כְּתוּבִ֗ים עַל־סֵ֛פֶר דִּבְרֵ֥י הַיָּמִ֖ים לְמַלְכֵ֥י יְהוּדָֽה׃

Now the rest of the acts of Joash, and all that he did, are they not written in the book of the chronicles of the kings of Judah?

BDB