Rasarnava 2.56

2.56

dakṣiṇasyāṃ tato rudraṃ pavanaṃ nairṛte tathā
śivaṃ paścimabhāge tu pāvakaṃ vāyave nyaset
umāmuttarabhāge tu vyāpakaṃ ceśagocare //

then Rudra in the south, Pavana in the southwest, / Śiva in the western part, one should place Pāvaka in the northwest, / Umā in the northern part, and Vyāpaka in the northeast quadrant.