Canto 2 -
Ayodhyā-kāṇḍa
Chapter 36: Kaikeyī Forbids the King from Sending Wealth With Rāma
Text 2.3619

असमञ्जो गृहीत्वा तु क्रीडतः पथि दारकान्।
सरय्वाः प्रक्षिपन्नप्सु रमते तेन दुर्मतिः॥

asamañjo gṛhītvā tu krīḍataḥ pathi dārakān
sarayvāḥ prakṣipann apsu ramate tena durmatiḥ

asamañjaḥ = Asamañja; gṛhītvā tu = catching; krīḍataḥ = playing; pathi = on the road; dārakān = boys; sarayvāḥ = of the Sarayū; prakṣipan = threw them and; apsu = in the waters; ramate = and enjoyed; tena = seeing the loud formation of bubbles [in the river]; durmatiḥ = his mind was wicked.

Catching boys playing on the road, Asamañja threw them in the waters of the Sarayū and enjoyed seeing the loud formation of bubbles [in the river]. His mind was wicked.