כֻּלָּם֙ הִתְיַחְשׂ֔וּ בִּימֵ֖י יוֹתָ֣ם מֶֽלֶךְ־יְהוּדָ֑ה וּבִימֵ֖י יָרָבְעָ֥ם מֶֽלֶךְ־יִשְׂרָאֵֽל׃ (פ)
All these were reckoned by genealogies in the days of Jotham king of Judah and in the days of Jeroboam king of Israel.
Read halakhic rulings (Jewish law) on I Chronicles 5:17: and classical halakhic sources.