One more tale information that a demon named Madan obtained Vak-siddhi, by which regardless of what he explained came correct. He misused it to problems individuals and murder persons. A different etymology suggests that valga signifies "to paralyze" and symbolizes the strength of stambhana, "paralysis" that the goddess is said to grant; this https://www.youtube.com/shorts/5VeSyP9JRw0