There is a view that the Number 786 is Sanskrit numerals and Arabic Flipped over.
786, considered sacred in Islam, believed to indicate Allah,is the sum of ‘ Bismillah Al Rahman Al Rahim’, written in Arabic.
However Islam forbids the use of Numerology.
Raphael Patai in his Book The Jewish Mind observes on this while speaking about Tantra and Kabbalah.
- Shiva Linga In Mecca, OM Is 786? (ramanan50.wordpress.com)
- Vatican Shiva Temple? (ramanan50.wordpress.com)