Ramayana
आश्चर्यमिति रामश्च लक्ष्मणश्चाब्रवीत्तदा । अगस्त्यवचनं श्रुत्वा वानरा राक्षसास्तदा ॥ 7-30-52 ॥
"How wonderful!" exclaimed both Rama and Lakshmana then; and the vanaras and the rakshasas too, having heard the words of Agastya, were filled with wonder.
english translation