Sahl bin Saad reported,

The Prophet of Allah ﷺ went to make peace between the tribe of Amr bin Awf, similar to their narration, with the addition that the Messenger of Allah ﷺ came and parted the rows until he stood at the front row, and in it is that Abu Bakr stepped backwards.

Muslim 951

Sahih

حدثنا محمد بن عبد الله بن بزيع أخبرنا عبد الأعلى حدثنا عبيد الله عن أبي حازم

عن سهل بن سعد الساعدي قال

ذهب نبي الله ﷺ يصلح بين بني عمرو بن عوف بمثل حديثهم وزاد فجاء رسول الله ﷺ فخرق الصفوف حتى قام عند الصف المقدم وفيه أن أبا بكر رجع القهقرى

مسلم 951صحيح
Contents
Reference
Commentary
Ayat
Collection
Sahih Muslim
Book
Prayer
Chapter
Congregation putting forward someone to lead them when the imam is delayed and they do not fear harm from doing so
Numbering
Darussalam 951
Muslim 951