Valmiki Ramayana Ayodhya Kanda Sarga 10 Shloka 19

तत: then, गृहगत: having reached the apartment, राजा king, अपण्डिताम् foolish lady, कैकेयीम् about Kaikeyi, स्वार्थलिप्सुम् seeking selfish interest, अविज्ञाय without realising, यथापूर्वम् as usual, पर्यपृच्छत enquired.

Having entered her apartment, the king, unaware of that foolish Kaikeyi's selfish design enquired her whereabouts as usual.