"The Bodhisattva also occupied occasionally the body of Tsong-ka-pa, the great Tibetan religious reformer, and throughout the centuries He has sent forth a stream of His pupils, including Nagarjuna, Aryasanga, Ramanujacharya, Madhavacharya, and many others, who founded new sects or threw new light upon the mysteries of religion, and among these was one of His pupils who was sent to found the Muhammadan faith."
January 1, 1970
https://en.wikiquote.org/wiki/Maitreya_(Theosophy)