وَعَن سَمُرةَ بن جُندبٍ
قَالَ: كَانَ شِعَارُ الْمُهَاجِرِينَ: عَبْدَ اللَّهِ وَشِعَارُ الْأَنْصَار: عبدُ الرَّحمنِ
The war-cry of the Emigrants was Abdallah and that of the Helpers Abd ar-Rahman.
Mishkat al-Masabih 3787, Book 20, Jihad, Hadith 161. 1 min read