Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
muslim:635b[Chain 1] Ibn Abū ʿUmar > Bishr b. al-Sarī [Chain 2] Ibn Khirāsh > ʿAmr b. ʿĀṣim > Hammām Bihadhā al-Isnād And Nasabā Abū Bakr

This hadith has been narrated by the same chain of transmitters by Hammam, and said about Abu Bakr that he was Ibn Abu Musa.  

مسلم:٦٣٥bحَدَّثَنَا ابْنُ أَبِي عُمَرَ حَدَّثَنَا بِشْرُ بْنُ السَّرِيِّ ح قَالَ وَحَدَّثَنَا ابْنُ خِرَاشٍ حَدَّثَنَا عَمْرُو بْنُ عَاصِمٍ قَالاَ جَمِيعًا

حَدَّثَنَا هَمَّامٌ بِهَذَا الإِسْنَادِ وَنَسَبَا أَبَا بَكْرٍ فَقَالاَ ابْنُ أَبِي مُوسَى