Adhvarakanda 2.19

Adhvarakāṇḍa 2.19

iyaṃ vai pṛthivī pūṣā yasya vā'iyamadhvan (adhvani) goptrī bhavati tasya na
kā cana hvalā (bādhā) bhavati tasmādāha "pūṣādhvanaspātviti"