Canto 2 -
Ayodhyā-kāṇḍa
Chapter 12: Kaikeyī Reaffirms her Demands
Text 2.12.96

सेदानीं विधवा राज्यं सपुत्रा कारयिष्यसि॥

sedānīṁ vidhavā rājyaṁ saputrā kārayiṣyasi

= you; idānīm = now; vidhavā = as a widow; rājyam = the kingdom; saputrā = through your son; kārayiṣyasi = will rule.

As a widow, you will rule the kingdom now through your son.