Reference for I Chronicles 29:27

וְהַיָּמִ֗ים אֲשֶׁ֤ר מָלַךְ֙ עַל־יִשְׂרָאֵ֔ל אַרְבָּעִ֖ים שָׁנָ֑ה בְּחֶבְר֤וֹן מָלַךְ֙ שֶׁ֣בַע שָׁנִ֔ים וּבִירוּשָׁלִַ֥ם מָלַ֖ךְ שְׁלֹשִׁ֥ים וְשָׁלֽוֹשׁ׃

And the time that he reigned over Israel was forty years: seven years reigned he in Hebron, and thirty and three years reigned he in Jerusalem.

BDB