An authority in recitation
His command of the Qur’an made him an important teacher. Reports name him among the companions recommended as sources for learning its recitation, and later students drew on his knowledge.
Source: ÜBEY b. K‘B — TDV İslâm Ansiklopedisi
Community worship
During Umar ibn al-Khattab’s caliphate, Ubayy helped lead congregational Ramadan prayer. Sources disagree over the year of his death; his teaching role is better established than a precise chronology.
Source: ÜBEY b. K‘B — TDV İslâm Ansiklopedisi