As the mistake was accomplished by the god Indra, he grants Hanuman a desire that his physique can be as powerful as Indra's Vajra, Which his Vajra can also not harm him. In conjunction with Indra other gods have also granted him wishes: the God Agni granted Hanuman a desire https://tysonnwxdb.ampblogs.com/a-simple-key-for-hanuman-chalisa-unveiled-69483625