Hiranyakeshigrihyasutra 2.1.6.13

2.1.6.13

yathāśraddhaṃ brāhmaṇāya dadāti \13\

A person who is kindly disposed towards him, gathers the (cut-off) hair and buries it in a cow-stable, or near an Udumbara tree, or in a clump of Darbha grass, with (the Mantra), 'Where Pûshan, Brihaspati, Savitri, Soma, Agni (dwell), they have in many ways searched where they should depose it, between heaven and earth, the waters and heaven.'