Sunan Abi Dawud 21179
In-book no 675حَدَّثَنَا مُسَدَّدٌ، حَدَّثَنَا يَزِيدُ بْنُ زُرَيْعٍ، حَدَّثَنَا خَالِدٌ، عَنْ أَبِي مَعْشَرٍ، عَنْ إِبْرَاهِيمَ، عَنْ عَلْقَمَةَ، عَنْ عَبْدِ اللَّهِ، عَنِ النَّبِيِّ صلى الله عليه وسلم مِثْلَهُ . وَزَادَ " وَلاَ تَخْتَلِفُوا فَتَخْتَلِفَ قُلُوبُكُمْ وَإِيَّاكُمْ وَهَيْشَاتِ الأَسْوَاقِ " .
This tradition has also been transmitted by ‘Abd Allah (b. Mas’ud) through a different chain of narrators. This version adds: “Do not be irregular, so have your hearts irregular, and beware of tumult such as found in market”.