Ziyad b. Hudair said that ‘Umar asked him whether he knew what
demolishes Islam, and that when he replied that he did not, he said,
"The slip of a learned man, the disputation of a hypocrite about the
Book, and the rule of imams who lead men astray.” Darimi transmitted
it.
Abu Darda’ said that the one who would have the worst position in
God’s sight on the day of resurrection would be a learned man who did
not profit from his learning.” Darimi transmitted it.
Narrated Al-Hasan said that knowledge is of two kinds:
knowledge in the
heart, which is the beneficial type; and knowledge on the tongue, which
is God’s allegation against a human being.” Darimi transmitted it.
Al-Ahwas b. Hakim told on his father’s authority that a man asked
the Prophet about evil, and he replied, "Do not ask me about evil, but
ask me about good,” saying it three times. Then he said, "The worst
evil consists in learned men who are evil, and the best good consists in
learned men who are good.” Darimi transmitted it.
