devakī-pramukhāḥ svayam

sapta-seven; sva-sarah-own sisters; tat-patnyah-his wives; matulanyah-maternal aunts; saha-along with; atmajah-sons and grandsons; asate-are all; sasnusah-with their daughters-in-law; ksemam-happiness; devaki-Devaki; pramukhah-headed by; svayam-personally.