675Abu DawoodSahih (Al-Albani)حَدَّثَنَا 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" .Reference: Sunan Abi Dawud 675 In-book : Book 2, Hadith 285 English translation : Book 2, Hadith 675