Music scientist Mir Mohsun Navvab, who created the "Gathering of Singers" in Shusha in 1883 invited I.Abdullayev to this assembly.

So he learned from such artists as Mir Mohsun Navvab, Haji Husu, Mashadi Isi, Mirza Mukhtar Mammadov, Dali Ismayil, and Keshtazly Hashim, and performed with the accompany of Sadigjan.

He played a great role as a mentor of singers like Khan Shushinski, Yagub Mammadov and Sahib Shukurov.

He worked as a director of music school in Shusha and organized an orchestra of folk instruments in Ganja.

Shortly before the end of his life he moved to Aghdam, and taught mugham in a music school and became the teacher of many singers.