. : . . "Whoever reports a Hadīth on my authority that is thought to be false is one of the two liars." "Whoever tells a lie about me intentionally, let him take his seat in Hellfire." . I used to write down everything I heard from the Messenger of Allah (may Allah's peace and blessings be upon him) in order to memorize it. The Quraysh prohibited me, saying: "Do you write down everything that you hear from the Messenger of Allah (may Allah's peace and blessings be upon him) while the Messenger of Allah (may Allah's peace and blessings be upon him) is a human being who speaks in anger and pleasure?" So, I stopped writing and mentioned that to the Messenger of Allah (may Allah's peace and blessings be upon him). Thereupon, he pointed his finger to his mouth and said: "@Write down; for by the One in Whose Hand my soul is, nothing comes out of it except the truth." From the gravest of lies is someone who ascribes himself to other than his biological father, or claims to have seen something in a dream which he actually never saw, or ascribes something to the Messenger of Allah (may Allah's peace and blessings be upon him) which he did not say