Caitanya-caritāmṛta 16.226
ācārya-prasāde pāila prabhura ucchiṣṭa-pāta prabhura caraṇa dekhe dina pāṅca-sāta
[aachaarya-prasaade paaila prabhura uchchishta-paata prabhura charana dekhe dina paancha-saata]
Blended reading (Sanskrit + English inline)
ācārya-prasāde pāila prabhura ucchiṣṭa-pāta prabhura caraṇa dekhe dina pāṅca-sāta
When Raghunātha dāsa was there, Advaita Ācārya favored him by giving him the food remnants left by the Lord. Raghunātha dāsa was thus engaged for five or seven days in rendering service to the Lord’s lotus feet.
My note
Source: vedabase.io