Prophet Muhammad can writing

Narrated 'Ubaidullah bin `Abdullah:

Ibn `Abbas said, "When the ailment of the Prophet became worse, he said, 'Bring for me (writing) paper and I will write for you a statement after which you will not go astray.' But `Umar said, 'The Prophet is seriously ill, and we have got Allah's Book with us and that is sufficient for us.' But the companions of the Prophet