‏الأيمان : Hadeeth No:4055 This hadith is narrated on the authority of Suhail with the same chain of transmitters (with these words):" He should expiate for (breaking) the vow and do that which is better."...

‏الفضائل : Hadeeth No:5867 'Utba b. Mas, ud reported that 'Abdullah b. 'Abbas contended with Hurr b. Qais b. Hisn al-Fazari aboat the companion of Moses (sallAllaahu alayhi wa sallam). Ibn 'Abbas said that he was Khadir. There happened to pass Ubayy b. Ka'b Ansari. Ibn Abbas called him and said: Abu Tufail, come to us. There ...