Biography of al-Harith ibn Jamaz
Ibn Malik ibn Tha'labah, a confederate of theirs from Ghassan. He was present at Uhud. And he is the brother of Ka'b ibn Jammaz, who was present at Badr. And his brother Sa'd ibn Jammaz ibn Malik ibn Tha'labah was present at Uhud, and was killed on the day of al-Yamamah as a martyr in the year twelve. And he too is the brother of Ka'b ibn Jammaz; they had marriages among the two tribes, al-Aws and al-Khazraj. And they have died out. But some people say: Progeny of theirs has remained in the Maghrib.
And from the Qawaqilah, who are the Banu Ghanm and the Banu Salim, the two sons of 'Awf ibn 'Amr ibn 'Awf ibn al-Khazraj.