namucis tad-vadham drstva
jighamsur indram nrpate
Translation by His Divine Grace A. C. Bhaktivedanta Swami Srila Prabhupada:
O King, when Namuci, another demon, saw the killing of both Bala and Paka, he was full of grief and lamentation. Thus he angrily made a great attempt to kill Indra.