[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Reference works](https://indike.org/pramana/ins.reference) › [The Purana Index](https://indike.org/pramana/ins.reference.dikshitar-1951) › v3.c9.168 # The Purana Index v3.c9.168 The Purāṇa Index v3.c9.168 - **Language:** English ### [v3.c9.168](https://indike.org/pramana/ins.reference.dikshitar-1951.v3.c9.168) Yantra—a mechanical contrivance used by Tvastā to diminish the tejas of the sun, the surplus tejas became Visnu's cakra, Rudra's trident and Indra's thunder bolt - [Previous: v3.c9.167](https://indike.org/pramana/ins.reference.dikshitar-1951.v3.c9.167) - [Next: v3.c9.169](https://indike.org/pramana/ins.reference.dikshitar-1951.v3.c9.169) - [Up: v3.c9](https://indike.org/pramana/ins.reference.dikshitar-1951.v3.c9) --- Source: [https://indike.org/pramana/ins.reference.dikshitar-1951.v3.c9.168](https://indike.org/pramana/ins.reference.dikshitar-1951.v3.c9.168) · Pramāṇa