וְלֹֽא־עָשׂ֣וּ חֶ֔סֶד עִם־בֵּ֥ית יְרֻבַּ֖עַל גִּדְע֑וֹן כְּכָל־הַטּוֹבָ֔ה אֲשֶׁ֥ר עָשָׂ֖ה עִם־יִשְׂרָאֵֽל׃ (פ)
neither showed they kindness to the house of Jerubbaal, namely Gideon, according to all the goodness which he had shown unto Israel.
Rashi on Judges
They did not act benevolently. They murdered his children, as stated in the narrative.6Ch. 9.