Valmiki Ramayana Kishkindha Kanda Sarga 30 Shloka 59

सौम्य O gentle Lakshmana, प्रसन्नसलिलाः with pure waters, कुररीभिर्विनादिताः resounded with the singing of female kurari birds, चक्रवाकगणाकीर्णाः with flocks of chakravaka birds, सलिलाशयाः water tanks, विभान्ति are shining.

'O gentle Lakshmana the pure water in the tanks and sweet sounds of flocks of female kurari birds and chakravakas there are splendid.