Valmiki Ramayana Ayodhya Kanda Sarga 63 Shloka 21
Original Shlokaतस्मिन्नतिसुखे काले धनुष्मानिषुमान्रथी। व्यायामकृतसङ्कल्पस्सरयूमन्वगां नदीम्।।2.63.21।।
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अतिसुखे highly delightful, तस्मिन् काले in that season, व्यायामकृतसङ्कल्पः determined to go hunting, धनुष्मान् holding bow, इषुमान् holding arrows, रथी a charioteer, सरयूनदीम् river Sarayu, अन्वगाम् went.
In that highly delightful season, wishing to go hunting I, armed with bow and arrows, rode my chariot towards river Sarayu.