Aum Aim Atma Tatva shodhayami Nama: swaha
Aum Hrim Vidhya Tatva shodhyami Nama: swaha
Aum Klim Shiva tatva shodhayami Nama: swaha
Aum Em Hrim Klim Sarva Tatvam Shodhyami Nama: Swaha
These are steps of shuddhi
This is not just the sankalpa that Brahmins have you do with water but much more!
Bhavin