Introduction - المقدمة

3) Chapter: The Prohibition of Narrating Everything One Hears

Yahyā bin Yahyā narrated to us, Hushaym informed us, on authority of Sulaymān at-Taymī, on authority of Abī Uthmān an-Nahdī, he said, Umar bin ul-Khattāb, may Allah be pleased with him, said: ‘It is enough of a lie for a man that he narrates everything he hears’.

Reference: Introduction 9
In-book reference: Introduction, Narration 8
Grade: Sahih