حَدَّثَنَا مُحَمَّدُ بْنُ الْمُثَنَّى، قَالَ حَدَّثَنَا عَبْدُ الرَّحْمَنِ، قَالَ حَدَّثَنَا سُفْيَانُ، عَنْ أَبِي إِسْحَاقَ، عَنْ أَبِي الأَحْوَصِ، عَنْ عَبْدِ اللَّهِ، قَالَ بِحَسْبِ الْمَرْءِ مِنَ الْكَذِبِ أَنْ يُحَدِّثَ بِكُلِّ مَا سَمِعَ ‏.‏

Muhammad bin ul-Muthannā narrated to us, he said Abd ur-Rahman narrated to us, he said Sufyān narrated to us, on authority of Abī Ishāq, on authority of Abīl-Ahwas, on authority of Abd Illah, he said: ‘It is enough of a lie for a man that he narrates everything he hears’.

— Sahih Muslim, Book 0: Introduction, Hadith #7378