sabhyāś ca tad-anuvratāḥ

sri-sukah uvaca-Sri Sukadeva Gosvami said; bhagavan-Lord Siva; api-also; tat-that; srutva-hearing; prahasya-smiling; agadhadhih-whose intelligence is unfathomed; nrpa-O King; tusnim-silent; babhuva-remained; sadasi-in the assembly; sabhyah-everyone assembled there; ca-and; tat-anuvratah-followed Lord Siva (remained silent).