How Allah strengthens the hearts of believers

An-Nu’man bin Bashir (may Allah be pleased with him) reported God’s Messenger (peace be upon him) as saying, عَنِ النُّعْمَانِ بْنِ بَشِيرٍ قَالَ: قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: «أَلَا وَإِنَّ فِي الْجَسَدِ...