Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad from Muhammad ibn Isma'il from his paternal uncle Hamzah ibn Bazi' from Ali as-Sa'I from abu al-Hassan, the first, Musa (a.s.) who
has said the folloowing. "The totality of our knowledge is of three aspects.
Knowledge of the past, future and that coming into being. The knowledge of the past is that which is interpreted. The knowledg eot he future is that which is written and the knowledge of
that which come into being is the kind that is thrown into the hearts and is heard by the ears and this is best aspect of our knowledge and there is no prophet after our Holy Prophet
(s.a.)."
H 688, Ch. 50, h 2
Muhammad ibn Yahya has narrated Ahmad ibn abu Zahir from Ali ibn Musa from Safwan ibn Yahya from al-Harith ibn al-Mughirah who has said that he asked abu 'Abdallah (a.s.) the following.
"Tell me about the knowledge of your scholar."
He said, "It is inherited from the Messenger of Allah and from Ali (a.s.)." The narrator has said that he asked him, "We narrate that it is thrown into your hearts and is dotted in your
ears." He then said, "Is that so?"
H 689, Ch. 50, h 3
Ali ibn Ibrahim has narrated from his father from the person who narrated (it) to him from al- Mufaddal ibn 'Umar who has said that he said to abu al-Hassan (a.s.) the following. "We
narrate from abu 'Abdallah (a.s.) that he has said, 'Our knowledge consists (of the knowledge of the things) of past, of the written nature, that which is dotted in the hearts and that which is
struck against the ears.
He then said, "As for that about the matters of the past is that which is passed our knowledge. That which is written is the kind that will come in future. That which is dotted into the
hearts is the inspired kind and that which is struck against the ears is the order of the angel."