As the error was accomplished from the god Indra, he grants Hanuman a wish that his entire body can be as strong as Indra's Vajra, and that his Vajra can also not damage him. In addition to Indra other gods have also granted him needs: the God Agni granted Hanuman https://hindutempleadelaide.car.blog/2024/11/16/exploring-devotional-landmarks-sacred-spaces-in-adelaide-and-beyond/