Malik on Adab: Duty of students to have good manners

Ibn Abdul Barr reported: Malik ibn Anas, may Allah have mercy on him, said, “Verily, it is the duty of a student of knowledge to behave with dignity, tranquility, and reverence, and to follow the way of those who came before him.”

Source: Jāmi’ Bayān al-‘Ilm 619

عن ابن عبد البر قال مالك بن أنس رحمه الله إِنَّ حَقًّا عَلَى مَنْ طَلَبَ الْعِلْمَ أَنْ يَكُونَ لَهُ وَقَارٌ وَسَكِينَةٌ وَخَشْيَةٌ وَأَنْ يَكُونَ مُتَّبِعًا لآثَارِ مَنْ مَضَى قَبْلَهُ

619 جامع بيان العلم وفضله لابن عبد البر