Anas came to Medina, and we asked him, "What have you found different in us from the time of the Prophet of Allah ﷺ?"He replied, "I have not found anything different in you, except that you do not straighten your rows."
حدثنا يحيى عن عقبة بن عبيد الطائي
جاء أنس إلى المدينة فقلنا له ما أنكرت منا من عهد نبي الله ﷺ فقال ما أنكرت منكم شيئا غير أنكم لا تقيمون صفوفكم
No references are available.
Its isnad is sahih. Uqbah bin Ubayd is Abu Rahhal, maqbul, and many scholars deemed him trustworthy. Bashir bin Yasar is a trustworthy jurist. The hadith was mentioned previously at 12048.