"Malachi – Chapter 3". Chabad.org. 2016. The name was a reference to the Shacharit prayer held in the synagogue, which commenced every day before sunrise (vatikin)
dangoor.com
"Ties between the Jews of Aleppo and of Iraq in the 18th century"(PDF). The Scribe: Journal of Babylonian Jewry (73): 11. 2000. (Abridged from Zvi Yehuda's article of the same title, in Nehardea: Journal of the Babylonian Jewry Heritage Center, no. 12, autumn 1999; Dangoor.com)
