(592) بَابُ الْقَائِلَةِ
'Umar said, "Sometimes some of the men of Quraysh sat at the doorof Ibn Mas'ud. When the shadows shifted from west to east, he said, 'Getup, Any time spent here after this is for Shaytan.' He made everyone hepassed by get up. While we were getting up, someone said to him, 'Thisis the mawla of the Banu'l-Hashas who composes poetry.' 'Umar called andsaid, 'What have you got to say?' The man said:
'Say farewell to Salma if you prepare to go in the morning, White hair and Islam is enough prohibition for a man''Umar said, 'Enough! You have spoken the truth. You have spoken the truth.'"
Reference: Al-Adab Al-Mufrad 1238
In-book reference: Book 52, Hadith 1
English translation: Book 52, Hadith 1238