AL-HAKIM, Abu Abdullah:

Abu ‘Abdullah, Muhammed ‘Abdullah An-Nishapuri Al-Hakim known as Ibn Al-Baiyi’ was born in 321H. He was a celebrated Imam in the verification of Hadeeth. He authored Al-Mustadrak in the methodology of Hadeeth. It is said that he studied under one thousand professors and authored many valuable books. Al-Hakim was pious and religious. He died in Safar 405 H.