As the error was carried out because of the god Indra, he grants Hanuman a wish that his physique could be as robust as Indra's Vajra, and that his Vajra could also not harm him. In conjunction with Indra other gods have also granted him wishes: the God Agni granted https://indianhindutempleadelaide.blogspot.com/2025/05/divine-roots-and-devotional-light.html