Best Muhurta for Making a Yantra and Mantra Siddhi

I would like to inform all the readers of this blog that one of the most auspicious and most powerful muhurta of the year for making a yantra is falling on the the night of Diwali. So, if you are looking to make a yantra for yourself or you are going for mantra siddhi, Diwali night is perfect time. 
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