Sahih Muslim, Book 001, Number 0060:
It is narrated on the authority of Qatada. We were sitting with 'Imran b. Husain in a company and Bushair ibn Ka'b was also amongst us. 'Imran narrated to us that on a certain occasion the Messenger of Allah (may peace and blessings be upon him) said: Modesty is a virtue through and through, or said: Modesty is a goodness complete. Upon this Bushair ibn Ka'b said: Verily we find in certain books or books of (wisdom) that it is God-inspired peace of mind or sobriety for the sake of Allah and there is also a weakness in it. Imran was so much enraged that his eyes became red and he said: I am narrating t