CC Ādi 7.49

itimadhye candraśekhara, miśra-tapana
duḥkhī hañā prabhu-pāya kaila nivedana
Synonyms: 
iti-madhye — in the meantime; candraśekhara — the clerk of the name Candraśekhara; miśra-tapana — as well as Tapana Miśra; duḥkhī hañā — becoming very unhappy; prabhu-pāya — at the lotus feet of the Lord; kaila — made; nivedana — an appeal.
Translation: 
While Lord Caitanya Mahāprabhu was instructing Sanātana Gosvāmī, both Candraśekhara and Tapana Miśra became very unhappy. Therefore they submitted an appeal unto the lotus feet of the Lord.