This hadith has been narrated on the authority of Abu Dharr through another chain of transmitters.
Sahih Muslim Book 56, Hadith 40
← Previous Hadith " These two adversaries who dispute about their Lord" (xxii. 19) was revealed in connection with those who on the Day of Badr came out (of rows to fight against the non-believers and they were) Hamza, 'Ali, 'Ubaida b. Harith (from the side of the Muslims) and 'Utba and Shaiba, both of them the sons of Rabi'a and Walid b. 'Utba (from the side of the non-believers of Mecca).

Sahih Muslim Book 56, Hadith 39 Next Hadith → "When any one of you wakes from sleep, let him not dip his hand in (the water he uses for) his Wudu' until he has washed it three times, for none of you knows where his hand spent the night."

Sunan an-Nasa'i Book 1, Hadith 1