Dharmaranyakhanda 7.75

Dharmāraṇyakhaṇḍa 7.75

yadahnā kurute pāpaṃ manovākkāyakarmabhiḥ || āsīnaḥ paścimāṃ
saṃdhyāṃ prāṇāyāmairvyapohati || paścimāṃ tu samāsīno malaṃ haṃti divākṛtam