śrī-śuka uvāca
iti niśāmayantyā merudevyāḥ patim abhidhāyāntardadhe bhagavān
śrī-śukaḥ uvāca - Śrī Śukadeva Gosvāmī said; iti - thus; niśāmayantyāḥ - who was listening; merudevyāḥ - in the presence of Merudevī; patim - unto her husband; abhidhāya - having spoken; antardadhe - disappeared; bhagavān - the Supreme Personality of Godhead.
According to the Vedic injunctions, one should perform sacrifices in the company of one’s own wife. Sapatnīko dharmam ācaret: religious rituals should be performed with one’s wife; therefore Mahārāja Nābhi conducted his great sacrifice with his wife by his side.