Sunan Abu Dawud #4800
Sahih (Authentic)
Good Manners
أَكْمَلُ الْمُؤْمِنِينَ إِيمَانًا أَحْسَنُهُمْ خُلُقًا وَخِيَارُكُمْ خِيَارُكُمْ لِنِسَائِهِمْ
The Prophet (ﷺ) said: 'The most perfect of believers in faith are those who are best in character. And the best of you are those who are best to their women.'
Chain of Narration (Isnad)
Narrated Abu Huraira