Maryam 19:1 كهيعص ١

Which was revealed in Makkah

Muhammad bin Ishaq recorded a Hadith of Umm Salamah in his Sirah, and Ahmad bin Hanbal recorded from Ibn Mas`ud, the story of the Hijrah (migration) to Ethiopia from Makkah. The narration mentions that Ja`far bin Abi Talib recited the first part of this Surah to An-Najash