Al-Awza’i reported: Al-Zuhri, may Allah have mercy on him, said, “We would come to a scholar and what we learned from his manners was more beloved to us than his knowledge.”
Source: Hilyat al-Awliyā’ 4575
عَنِ الأَوْزَاعِيِّ عَنِ الزُّهْرِيِّ رحمه الله قَالَ كُنَّا نَأْتِي الْعَالِمَ فَمَا نَتَعَلَّمُ مِنْ أَدَبِهِ أَحَبُّ إِلَيْنَا مِنْ عِلْمِهِ
4575 حلية الأولياء لأبي نعيم الزهري