ॐ तटिल्लतासमरुच्यै नमः
OM taTillatAsamaruchyai namaH
Translation: "Brilliant as the lighting flash"
Tika by Shree BhaskaraRaya MahAcharya: "The Shruti ("Shree Taittiriya-Upanishad", 10.13-2) says: "Bright as the flash of Lighting".
Simple Tika by Swami Vimalananda: "Salutations to Her Whose Spendour is like steady lighting".
Cited from:
translated into english by Ananta Krishna Sastry
#with Namavali# by Swami Vimalananda