‏الجهاد والسير‏ : Hadeeth No:4432 A similar tradition has been narrated through a different chain of transmitters by Ibn Shihab with the addition of the words:" Before Abdullah (b. Ubayy) became a Muslim."...

‏الزهد والرقائق‏ : Hadeeth No:7074 This hadith has been narrated on the authority of Isma'il b. Khalid with the same chain of transmitters and the words are:" One amongst us would relieve himself as the goats do without anything mixing with its excrement."...