prayer for 5 pranas while eating. prana apana vyaya samana udhana
https://www.theyogaschool.in/component/easyblog/pancha-five-prana-vital-life-force?Itemid=101
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4 mahavakyas for whole knowledge in the universe from vedhas
https://en.wikipedia.org/wiki/Mah%C4%81v%C4%81kyas four words
