Sa'id bin Jubayr سعيد بن جبير الأسدي · The Book of Invoking Curses

I was asked about the invokers of curses during the reign of Mus'ab (b. Zubair) whether they could separate (themselves by this process). He said: I did not understand what to say. So I went to the house of Ibn 'Umar (Allah be pleased with them) in Mecca. I said to his servant: Seek permission for Me. He said that he (Ibn 'Umar) had been taking rest. He (Ibn 'Umar) heard my voice. and said: Are you Ibn Jubair? I…

I asked Ibn 'Umar (Allah be pleased with them) about invoking curse (li'an), and he narrated Similarly from Allah's Apostle (ﷺ).

It was mentioned to 'Abdullah b. Umar (Allah be pleased with them) and he said: Allah's Apostle (ﷺ) effected separation between the two members of Banu al-'Ajlan.