Agniveshyagrihyasutra 2.5.10.3

2.5.10.3

agnimupasamādhāya yasmin kāle paścādvāto vāti tasmin kāle kṛṣṇaṃ vāsaḥ kṛṣṇatūṣam paridhatte mārutamasi marutām ojo 'pāṃ dhārāṃ bhindhi ramayata marutaḥ śyenamāyinaṃ manojavasaṃ vṛṣaṇam̐ suvṛktim \

Having established the fire, at the time when a west wind blows, at that time he puts on the black garment with a black fringe, [reciting:] "You belong to the Maruts, the strength of the Maruts; break the stream of waters! O Maruts, delight the falcon-formed, swift-as-mind, vigorous, well-trimmed [cloud]!"