Śatapatha Brāhmaṇa ("of a hundred paths") 6.7.3.9

6.7.3.9

athainamiti pragṛhṇāti | etadvā enamado vikṛtyeta ūrdhvam prāñcam pragṛhṇāti taṃ tata iti pragṛhṇāti tadyattāvadevābhaviṣyadatra haivaiṣa vyaraṃsyatātha yadenamiti pragṛhṇāti tasmādeṣa itītvātheti punaraiti

He then holds him (Agni) up thus (towards south-east); for on that former occasion he raises him upwards from here towards the east with the fashioning formula; and he then holds him up thus (towards north-east). Now were that alone to take place, he (the sun), surely, would stop even there (in the north); but inasmuch as he now holds him up thus (towards south-east), he (the sun) having gone thus (in a northerly direction), then comes back again thus (in a southerly direction).