Garudapurana 2.40.34

2.40.34

agna āyāhīti rudramuttaratraiva vinyaset /
agnimīḷeti mantreṇa pūrveṇaiva prajāpatim //

With ‘agna ā yāhi’, he should place Rudra in the north; / with the mantra ‘agnim īḷe’, Prajāpati in the east;