Shatapatha Brahmana 9.1.1.32

9.1.1.32

atha pratyavarohānjuhoti | etadvā etadimāṃlokānita ūrdhvo rohati sa sa parāṅiva roha iyamu vai pratiṣṭhā te devā imām pratiṣṭhāmabhipratyāyaṃstathaivaitadyajamāva imām pratiṣṭhāmabhipratyaiti

He then offers the descending (series of oblations). For then (in the preceding oblations) he ascends these worlds upwards from hence: this is, as it were, an ascent away from here. But this (earth) is a firm resting-place: the gods returned to this resting-place; and in like manner does the Sacrificer now return to this resting-place.