Some others objected by saying...

Some others objected by saying, “On the contrary, we have seen individuals growing long beards but who were clever and intelligent.” “Impossible!” exclaimed Ma’mun. At that moment, a man with a long beard and riding a camel came towards them. Ma’mun, in order to prove his point, summoned the person and asked him what his name was. “Abu Hamdwaih”, replied the man. “What is your agnomen?” asked Ma’mun.

“‘Alawiyyah.” Ma’mun said to those around him, “A person who is so ignorant so as to be unable to differentiate between a name and an agnomen, all his other acts would also be characterized with the same ignorance.” Turning to the man once again, he asked, “What work do you do?” “I am a jurisprudent and an expert in various sciences. If the king desires, he can question me.” “A person sold a sheep to another person, who took the animal in his possession.

But he had not yet paid the price of the animal when it released its dung, which fell into the eyes of another person,