Bhagavatapurana 3.13.36

3.13.36

rūpaṃ tavaitan nanu duṣkṛtātmanāṃ durdarśanaṃ deva yad adhvarātmakam /
chandāṃsi yasya tvaci barhi-romasv ājyaṃ dṛśi tv aṅghriṣu cātur-hotram //

35 & 36. Such indeed is this form of Thine which is too formidable to be looked at by the sinful; O Lord, it is an embodiment of all sacrifices; the vedic metres are found in Thy skin, the *kusa* grass in Thy hair, the sacred ghee in Thine eye, the fourfold duties of the priest in Thy feet, *Sruck* in Thy mouth, and *Sruva* in Thy nostrils: O Lord, *Ida* in Thy stomach and *Chamasa* in Thine ears; *Prasitra* (the vessel in which Brahma's share is poured) in Thy mouth, the planets in Thine act of swallowing and *Agnihotra* is Thine act of chewing, O Powerful Lord.'