It is narrated from Sayyiduna Jabir bin Abdullah (may Allah be pleased with them both) that he said: "I heard the Messenger of Allah (peace and blessings be upon him) say: 'Whoever frightens this tribe of the Ansar has indeed frightened what is between these two,' and he (peace and blessings be upon him) placed both his palms on his sides."
Hadith Referenceالمعجم الأوسط / باب الألف / 1089
Hadith Takhrij«أخرجه ابن حبان فى «صحيحه» برقم: 3738، وأحمد فى «مسنده» برقم: 15046، 15458، والطيالسي فى «مسنده» برقم: 1867، وابن أبي شيبة فى «مصنفه» برقم: 33094، والطبراني فى «الأوسط» برقم: 5297»