וַיֵּדְע֧וּ כָל־הָעָ֛ם וְכָל־יִשְׂרָאֵ֖ל בַּיּ֣וֹם הַה֑וּא כִּ֣י לֹ֤א הָיְתָה֙ מֵֽהַמֶּ֔לֶךְ לְהָמִ֖ית אֶת־אַבְנֵ֥ר בֶּן־נֵֽר׃ (פ)
Assim todo o povo e todo o Israel entenderam naquele mesmo dia que não fora a vontade do rei que matassem a Abner, filho de Ner.
Bartenura
לפייס את העם – in order that they should know that it was not at the David’s advice that Joab should kill Avner [son of Ner, the military commander of Saul] (See 2 Samuel 3:37). And the Halakha is not according to Rabbi Yehuda.