Armenians of the Hindostan and the Sabbath (19th century)

The Armenians in Hindostan are our own subjects. [...] They have preserved the Bible in its purity; and their doctrines are, as far as the Author knows, the doctrines of the Bible. Besides, they maintain the solemn observance of Christian worship, throughout our Empire, on the seventh day [...]

Buchanan, Claudius, Christian Researches in Asia, Cambridge : J. Deighton ; London : Cadell & Davies, 1811, p. 233.