नीलकण्ठमीप्सितार्थदायकं त्रिलोचनम् । The Rigveda explained Rudra given that the entity in whom all beings reside and from whom all the things emerges. Some sizeable aspect of this custom specified by Maha Siddha Matsyendra Nath involves supplying a sacrifice (bali) of Rot or possibly a spherical bread- sweatened with jaggery https://directoryrec.com/listings592277/kaal-bhairav-can-be-fun-for-anyone