As The mistake was performed from the god Indra, he grants Hanuman a wish that his system would be as sturdy as Indra's Vajra, Which his Vajra could also not damage him. As well as Indra other gods have also granted him needs: the God Agni granted Hanuman a would https://medium.com/@jameag789/the-universal-appeal-of-lord-shanidev-672bddded339