When his honorable father Imam Sadiq (a.s.) passed away the students and
disciples of his father focused their attention upon him and took knowledge
benefit from him for a period of Thirty-three years.
Some of his students were:
1. Ibn-e-Abi Omair: This man benefited from three Imams (a.s.) [(Imam
Musa Kazim (a.s.), Imam Rida (a.s.), and Imam Jawad (a.s.)] he was one of the
well-known and renowned learned men of his time. He has left over large number
of traditions as a memorial.
Some people had informed the government that Ibn-e-Abi Omair recognized the
Shias of Iraq. He was arrested and they asked him to tell them the names of
those whom he knew. He did not submit to their will, he was turned naked and
tied up to the palm date tree. They sentenced him to hundred whips. But he did
Sheikh Mufid says this grand friend of Imam was imprisoned for as long as
seventeen years. All his property was destroyed. Even after all these torments
and tortures he kept his lip tightly closed and did not utter a single word.
2. Ali Ibn-e-Yaqteen: was one of the friends of Imam Sadiq (a.s.). Marwan
followed and pursued him, to get him arrested. But he himself escaped and flew
and sent his wife and children to Madina. He returned to Kufa following the fall
of Bani Omaiyide and Bani Abbasade's taking over the power. He established close
contacts with the Abbasades and occupied important posts in their government
machinery and used to help the Shias a lot.
Haroon fixed Ali Ibn-e-Yaqteen as his minister. Actually he was the delegate of
Imam (a.s.). Whatever Imam (a.s.) ordered him he put that into practice.
Many times he desired to leave the Abbasades aside. But the Imam (a.s.) stopped
him from doing so.
He died, during the period when Imam (a.s.) was in prison. He left over many
books, as memorials, which are the relics and vestiges of Ahl al-Bayth (a.s.).
3. Momin ut Tak: He was one of the companions of Imam Sadiq (a.s.) and
Imam Musa Kazim (a.s.), Imam Sadiq (a.s.) called him one of his great friends,
and held him in great esteem.
Momin was most powerful in discussion and he entered with whosoever into
discussion achieved success and defeated him.
Imam Sadiq (a.s.) said about him "Momin" is like a hunter falcon pouncing upon
4. Hisham Bin Hakam: He was a great expert of logical discussion. Where
ever a knowledge problem cropped up he would be sent there by Imam Sadiq (a.s.).
He had a great expertise and mastery in the discussions concerning Imamate. He
was ready witted and had abruptness in answering. He had a mastery and expertise
in the problems concerning monotheism and belief. He wrote great number of books
and had discussions with different scholars and overcame and defeated all of