Sambapurana 75.3

75.3

śrutvā vijñāpanaṃ tasmai provāca vidhivat prabhuḥ
samayādi yathātatvaṃ dīkṣāṃ samyakcaturvidhām

A rite of early morning, exceedingly fierce, terrifying to the faction of enemies,
he should make a thorny enclosure, facing the southern direction;