Masruq reported,

We visited Abdullah bin Umar when he came to Kufa with Muawiya. He mentioned the Messenger of Allah ﷺ and said, "He was neither obscene nor one who used obscene speech." He also said, "The Messenger of Allah ﷺ said, 'The best among you are those with the finest character.'"

Azami 13834

Sahih

عن مسروق، قال

دخلنا على عبد الله بن عمرو حين قدم مع معاوية إلى الكوفة، فذكر رسول الله ﷺ فقال: لم يكن فاحشا ولا متفحشا، وقال: قال رسول الله ﷺ: إن من أخيركم أحسنكم خلقا.

الأعظمي 13834صحيح
Contents
Reference
Commentary
Ayat
Collection
Jami al-Kamil
Book
Superior moral conduct
Chapter
Noble character
Section
Best of people are those with the best character
Numbering
Jami al-Kamil 13834 (2nd edition)
Azami 13834