The word “Vaastu” has been derived from ‘VASTOSHPATI’ used in ‘Rig Veda’ and is meant to provide protection, hapiness and prosperity in this life as well as after death.
Rig Veda says:
VASTSHPART PRATI JATI HACHASMAN TVAVESHO ATBHIVO BHAVATAH |
YAT TVAMEH PRATI NATRO JUSHSVSHAN NO BHAV DVIPAD SHA CHATUSHPADE||
It is prayer to Vaastu purusha and means :
Oh [...]

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