‏فضائل الصحابة‏ : Hadeeth No:5920 Yazid b. Hayyan reported, I went along with Husain b. Sabra and 'Umar b. Muslim to Zaid b. Arqam and, as we sat by his side, Husain said to him: Zaid. you have been able to acquire a great virtue that you saw Allaah's Messenger (sallAllaahu alayhi wa sallam) listened to his talk, fought by his side ...

‏فضائل الصحابة‏ : Hadeeth No:6047 This hadlth has been narrated on the authority of Humaid b. Hilal with the same chain of transmitters but with this addition:" As I came to Mecca, Unais said: (Well), go but be on your guard against the Meccans for they are his enemies and are annoyed with him."...