Al-Kāfi
Hadith 1972ـ عَلِيُّ بْنُ إِبْرَاهِيمَ عَنْ أَبِيهِ عَنِ ابْنِ أَبِي عُمَيْرٍ عَنْ حَمَّادِ بْنِ عُثْمَانَ قَالَ قَالَ أَبُو عَبْدِ الله (عَلَيْهِ السَّلاَم) مِنَ الإِيمَانِ حُسْنُ الْخُلُقِ وَإِطْعَامُ الطَّعَامِ.
2. Ali ibn Ibrahim has narrated from his father from Ibn Abi ‘Umayr from Hammad ibn ‘Uthman who has said the following: “Abu ‘Abd Allah (a.s.), has said, ‘Having good moral behavior and serving food is part of belief.’”