Therefore it is said in the Book of the Wars of Hashem: Vaheb in Suphah, and the wadis of Arnon.
Torah Temimah: Kiddushin 30b
English: R. Chiya bar Abba said: even a father and son, a teacher and student, who engage in Torah and become enemies of each other do not move from there until they become friends, as it is said “Vaheb in Suphah” — do not read “in Suphah” but “in its end.”
Al tikrei of be-sufah / be-sofah.
Serious Torah debate that turns sharp ends in restored love.