This hadith is transmitted from A'mash by Abmad bin Yusuf al-Azdi, Mu'alla bin Asad, Abdul Wahid, Sulaiman with the same chain of transmitters but for the words: "The other did not keep himself safe from being defiled by urine."
Abu Murra narrated on the authority of Umm Hani that the Messenger of Allah (ﷺ) on the day of the Conquest of Makkah observed in her house eight rak'ahs of prayer in one cloth, its opposite corners having been tied from the opposite sides.
Hadith Referenceصحيح مسلم / كتاب صلاة المسافرين وقصرها / 336
This hadith has been reported on the authority of Jabir through another chain of transmitters, but in the hadith transmitted on the authority of Zuhri there is an addition (of these words): "If he likes he may (have intercourse) being on the back or in front of her, but it should be through one opening (vagina)."