John X bar Shushan[nb 1] (Syriac: ܝܘܚܢܢ ܒܪ ܫܘܫܢ, Arabic: يوحنا ابن شوشان)[3] was the Patriarch of Antioch, and head of the Syriac Orthodox Church, from 1063/1064 until his death in 1072/1073.
Yeshu was born in the early 11th century at Melitene, where he studied philology, philosophy, and religion, and later became a monk at a nearby monastery.
[4][5] He studied under Patriarch John IX bar ʿAbdun, and served as his syncellus (secretary).
[4] John also sent a letter to the Coptic Pope Christodoulos of Alexandria to refute criticism of the practice of mixing of salt and oil with the sacramental bread.
Syriac: ḥusoye), four books of poetry on the Turkish sack of Melitene in 1058, and an anaphora.