Shiva Purana
हिरण्यगर्भं पूर्वस्यां विराजं दक्षिणे ततः ॥ कालं पश्चिमदिग्भागे पुरुषं चोत्तरे यजेत् ॥ ३८ ॥
He shall worship Hiraṇyagarbha in the east, Virāṭ in the south, Kāla in the west and Puruṣa in the north.
english translation
hiraNyagarbhaM pUrvasyAM virAjaM dakSiNe tataH ॥ kAlaM pazcimadigbhAge puruSaM cottare yajet ॥ 38 ॥
hk transliteration by Sanscript