Valmiki Ramayana Ayodhya Kanda Sarga 10 Shloka 6
Original Shlokaततश्चित्राणि माल्यानि दिव्यान्याभरणानि च।।2.10.6।। अपविद्धानि कैकेय्या तानि भूमिं प्रपेदिरे।
1 source checked for this shloka
तत: after that, तानि those, चित्राणि of different colours, माल्यानि garlands, दिव्यानि divine (costly), आभरणानि च also the ornaments, कैकेय्या by Kaikeyi, अपविद्धानि thrown off, भूमिम् to the ground, प्रपेदिरे resorted.
Thereafter Kaikeyi flung away her multicoloured garlands along with her costly ornaments on to the ground.