5. Muhammad ibn ‘Isma’il has narrated from al-Fadl ibn Shadhan from Hammad ibn ‘Isa from Ri’ab‘i ibn ‘Abdallah from Muhammad ibn Muslim from abu ‘Abdallah (a.s.) who has said the following.
“It is very proper for a scholar to say, ‘Allah knows best’ if he does not know. This is not for a none scholar.”