Valmiki Ramayana Bala Kanda Sarga 23 Shloka 18

तत्र there, तेषाम् they, संवदताम् were conversing, मुनय: ascetics, तपोदीर्घेण with their far reaching austerities, चक्षुषा vision, विज्ञाय having recognised them, परमप्रीता: immensely pleased, हर्षम् delight, आगमन् obtained.

As they were conversing thus, the ascetics, with their far reaching spiritual vision (beyond the veil of time) recognised them and were immensely pleased.