It's the ability to silence and immobilise enemies. Due to the fact she's associated with the golden/yellow colour, she is also referred to as “Pitambari.” Sthambini Devi, also called Brahmastra Roopini, is a powerful goddess who wields a cudgel or hammer to demolish the hardships that her worshippers endure. Goddess https://www.youtube.com/watch?v=IOlRdolK0uM&t=74s