Ammar ibn Yasir
عمار بن یاسر
An early convert who found Islam through Abu-Bakr. The son of slaves who served the bani Makhzum clan.
Abu-Hudhayfa ibn Utba
أبو حذيفة بن عتبة
The son of Utba ibn Rabi'ah, one of the leading men of the Quraysh. Member of the Abd-Shams clan.
Amr ibn al-A'as
عمر بن العاص
Initially, like most of Mecca Amr opposed Islam, heading Quraysh's delegation to Abyssinia. Member of the Sahm clan. Late convert to Islam. Eventually became a major figure in Islamic history after the death of the prophet.His greatest achievement, the swift conquest of Egypt.
Ja'far ibn Abi-Talib
جعفر بن أبي طالب
Early convert to Islam. Member of Hashim clan, cousin of the prophet. Member, and later leader of the Muslim migration to Abyssinia. Ja'far remained in Abyssinia for 12 years before returning to the Arabian Peninsula.
In the Negus' Court
Excerpt from movie "The Message" (1976)
relevant section begins at the 04:59 mark.
His Life Based on the Earliest Sources
Muhammad and the Believers:
At the Origins of Islam
Fred M. Donner