Vedas have been in verbal form for least 32, 000 BC in India. The city of Dwarka is at least that old and 3 Vedas were before that. Upanishads are selected Mantras from Vedas. Upnishads deal with God as unmanifest in every being. Ancient India was first in language, Yoga, Mathematics, and Science. It had first world universities as early as 500 BC namely: Takshila and Nalanda. International Students dispersed its knowledge in their homelands. E.g., Baudhayana Sutra became Pythagorean theorem.