Valmiki Ramayana Bala Kanda Sarga 57 Shloka 18
Original Shlokaयष्टुकामो महायज्ञं तदनुज्ञातुमर्हथ। गुरुपुत्रानहं सर्वान्नमस्कृत्य प्रसादये।।1.57.18।।
1 source checked for this shloka
महायज्ञम् great sacrifice, यष्टुकाम: desire to perform, तत् for that reason, अनुज्ञातुम् to give consent, अर्हथ fit and proper, अहम् I, गुरुपुत्रान् sons of spiritual guide, सर्वान् all of you, नमस्कृत्य having paid my homage, प्रसादये I will please you.
'I wish to perform a great sacrifice. You are worthy enough to tender your consent. I pay homage to all the sons of my spiritual guide oblige.