Puranas

Among the 18 Puranas, Vastu finds references in  

1. MatsyaPurana,
2. SkandPurana, 
3. Agni Purana, 
4. Garuda Purana, 
5. NaradaPurana, 
6. VayuPurana, 
7. VarahaPurana, and 
8. BhavishyaPurana.

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