Canto 3 -
Araṇya-kāṇḍa
Chapter 52: Rāvaṇa Again Abducts Sītā
Text 3.52.16

न वाति मारुतस्तत्र निष्प्रभोऽभूद्दिवाकरः।।

na vāti mārutas tatra niṣprabho ’bhūd divākaraḥ

na = did not; vāti = blow; mārutaḥ = the wind; tatra = at that moment; niṣprabhaḥ = devoid of its luster; abhūt = became; divākaraḥ = [and] the sun.

The wind did not blow at that moment [and] the sun became devoid of its luster.