Rig veda 1.95.3

त्रीणि जाना परि भूषन्त्य् अस्य समुद्र एकं दिव्य् एकम् अप्सु |
पूर्वाम् अनु प्र दिशम् पार्थिवानाम् ऋतून् प्रशासद् वि दधाव् अनुष्ठु ||

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trīṇi jānā pari bhūṣanty asya samudra ekaṃ divy ekam apsu |
pūrvām anu pra diśam pārthivānām ṛtūn praśāsad vi dadhāv anuṣṭhu ||

- trīṇi jānā pari bhūṣanty asya : There are 3 births (of agni/soul) that we come to see around us

- samudra ekaṃ divy ekam apsu : In the physical space (ocean), in the mental space (heaven), in vital space (waters descending from heaven)
- pūrvām anu pra diśam pārthivānām : (The agni/soul) for the dwellers of this earth (mortal humans) sets the (eastern) direction (to proceed)

 - rtun praśāsad vi dadhāv anuṣṭhu : and ordains the succession of seasons (marks the time for the sacrifice).