Scribe and bp. of al-Bsheriyyeh (1707–48). He was born in Aleppo to Ibrāhīm b. ʿAbd al-Nūr and Naslikhan. He became a monk in 1701, and was later ordained priest. Baselios was consecrated bp. of Bsheriyyeh in 1707, after which he built a monastery dedicated to Mor Quryaqos with assistance from Patr. Giwargis II , Bp. ʿAbd al-Aḥad of Jerusalem , and Bp. Giwargi of Edessa . He died in 1748 and was buried in the monastery he built. He was a talented scribe. Patr. Afram Barsoum discovered an Anaphora by Baselios at Dayr al-Zaʿfarān .