Abdullah bin Masood was one of the favorite companions of the Holy Prophet.
He was known as Sahabi bin Sahabiya because his brother and mother belonged to the earlier companions of the Prophet.
Abdullah bin Masood was one of the first converts to Islam who faced tortures of the Quraish with patience.
He gave up all other business and remained present in the service of the Holy Prophet after embracing Islam.
Abu Musa Ashari said that Abdullah bin Masood and his mother were frequent visitors to the Prophet's house.
Abdullah bin Masood learnt the Quran with great fondness and attention and was the first one to recite the Quran openly in Makkah.
He migrated twice to Abyssinia and later to Madinah and took part in the battles of Badr and Uhad.
The Holy Prophet said that Abdullah bin Masood was one from whom others should learn the Quran.
Hazrat Umar sent Abdullah bin Masood to Kufa as an administrator of the public treasury and as a teacher of religion.
Zaid bin Sabit was the principal scribe of the Holy Prophet.
He belonged to the Khazraj tribe and accepted Islam before the Holy Prophet's migration to Madinah.
Zaid bin Sabit was a very learned person who could speak many languages.
The Holy Prophet chose him to learn Hebrew so that he could correspond with the Jews.
Zaid bin Sabit was placed among knowledgeable companions who were scholars and jurists.
He was appointed by Hazrat Abu Bakr to collect the verses of the Quran and compile them in book form.
Zaid bin Sabit was the first Ansar to swear allegiance to Hazrat Abu Bakr as the Khalifa.
He took part in the battle of Yamama and fought against Musailma, the false prophet.
Ameer Muawiyah was the son of Abu Sufyan, who was the leader of the Quraish and a bitter enemy of the Holy Prophet.