Abu Hurayra said, "The Prophet, may Allah bless him and grant
him peace, said, 'A man from the tribe of Israel - and he mentioned
the entire hadith - had his friend write to him, 'From so-and-so to
so-and-so.'"
Mahmud ibn Labid said, "When Sa'd's eye was gravely wounded in
the Battle of the Ditch, they moved him to the house of a woman called
Rufayda who used to treat the wounded. When the Prophet, may Allah bless
him and grant him peace, passed by him, he would inquire, 'How are you
this evening?' and in the morning, 'How are you this morning?' and he would
tell him."
Narrated Anas ibn Sirin said, "A man wrote in the presence of Ibn 'Umar,
'In the Name of Allah, the All-Merciful, Most Merciful, to so-and-so.'
Ibn 'Umar forbade him and said, 'Say: