(16) باب الدَّلِيلِ عَلَى زِيَادَةِ الإِيمَانِ وَنُقْصَانِهِ
Narrated AbuHurayrah:
The Prophet (ﷺ) said: The most perfect believer in respect of faith is he who is best of them in manners. (JA)
Reference (JA): Sunan Abi Dawud 4682 (JA)
In-book reference (JA): Book 42, Hadith 87 (JA)
English translation (JA): Book 41, Hadith 4665 (JA)