Valmiki Ramayana Bala Kanda Sarga 56 Shloka 19

वसिष्ठस्य Vasishta's, करोद्यत: lifted in his hand, ब्रह्मदण्डश्च staff of Brahma, विधूम: smokeless, कालाग्निरिव fire at the end of dissolution of the worlds, अपर: another, यमदण्ड: इव rod of death, प्राज्वलत् inflammed (was burning ).

The staff of Brahma in Vasishta's hand, resembling smokeless fire at the end of the dissolution of the worlds inflamed like another rod of death.