וַיֹּ֨אמֶר יְהוָ֜ה אֶל־יֵה֗וּא יַ֤עַן אֲשֶׁר־הֱטִיבֹ֙תָ֙ לַעֲשׂ֤וֹת הַיָּשָׁר֙ בְּעֵינַ֔י כְּכֹל֙ אֲשֶׁ֣ר בִּלְבָבִ֔י עָשִׂ֖יתָ לְבֵ֣ית אַחְאָ֑ב בְּנֵ֣י רְבִעִ֔ים יֵשְׁב֥וּ לְךָ֖ עַל־כִּסֵּ֥א יִשְׂרָאֵֽל׃
Der Herr verhieß dem Jehu: Weil du gut gehandelt hast, zu tun, was recht in meinen Augen ist; nämlich völlig so, wie es in meinem Sinne war, hast du getan an dem Hause Ahab, so sollen deine Kinder bis zum vierten Geschlecht auf dem Thron Israels sitzen.
Duties of the Heart
5. His father did good and it is fitting to benefit him in the merit of his father, as said to Yehu ben Nimshi "four generations of your descendants will sit on the throne of Israel" (Melachim II 10:30), and "He who walks innocently is righteous; fortunate are his sons after him." (Mishlei 20:7), and "I was young, and have aged, and I have not seen a righteous man forsaken nor his descendants begging bread." (Tehilim 37:25).