Burhān al-Dīn Halabī, another Sunni scholar, writes about the birth of Imam Ali (peace be upon him) in the Ka‘bah in Al-Sīrah al-Ḥalabīyah, Volume 3, Page 485 as follows:
"In the thirtieth year of the birth of the Prophet (peace be upon him), Ali ibn Abī Ṭālib (may Allah honor his face) was born in the Ka‘bah."