Valmiki Ramayana Kishkindha Kanda Sarga 20 Shloka 17

पुत्र O son, धर्मवत्सलम् a lover of dharma, पितरम् father, सुदृष्टम् well seen, कुरुष्व you may do, वत्स dear, तस्य his, दर्शनम् meeting, दुर्लभम् difficult, भविष्यति will become.

(Turning to Angada Tara said) 'O son, look at your father, a lover of dharma. See him, as it will be difficult to see him later, dear'.