בֶּן־אַרְבָּעִ֨ים שָׁנָ֜ה אִֽישׁ־בֹּ֣שֶׁת בֶּן־שָׁא֗וּל בְּמָלְכוֹ֙ עַל־יִשְׂרָאֵ֔ל וּשְׁתַּ֥יִם שָׁנִ֖ים מָלָ֑ךְ אַ֚ךְ בֵּ֣ית יְהוּדָ֔ה הָי֖וּ אַחֲרֵ֥י דָוִֽד׃
Ish-bosheth Saul’s son was forty years old when he began to reign over Israel, and he reigned two years. But the house of Judah followed David.
Read kabbalistic (mystical) interpretation of II Samuel 2:10: and classical mystical sources.