[1] Based on his interview with Gatra, he spent his childhood in Pangeran Jayakarta area where the surrounding neighborhoods contained many bars and discos.

[3] After graduating the madrasah aliyah, he went on to the broadcasting academy in Rawamangun, Jakarta, but did not finish the college due to excessively playing billiards.

[3] The couple was blessed with four children, Adiba Khanza Az-Zahra, Mohammad Abidzar Al-Ghifari, Ayla Azuhro, and Attaya Bilal Rizkillah.

[3] In 2004 he began performing tausiyah (broadcasting of da'wah) on TPI (former MNCTV) and gained seven episodes of Kumis Remaja (lit: Teenage Mustache) on Sunday mornings.

[3] At first, Jefri was dressed in a long robe complete with a turban, but then he replaced the outfit in order to accommodate his audience which was the younger segment.

[4] In 2007 he collaborated on the mini album Para Pencari-Mu (The Seekers) with the musical group Ungu, in the song "Surga Hati" (Heaven of the Soul).

Jefri died at the age of 40 on 26 April 2013 in a road accident in Pondok Indah area, South Jakarta, at 2 PM local time.