siṁha-dvārera - of the gate known as Siṁha-dvāra; uttara-diśāya - on the northern side; āche - there is; eka ṭhāñi - a place; tāra madhye - within that place; paḍi' - lying down; āchena - was; caitanya-gosāñi - Śrī Caitanya Mahāprabhu.

After searching for some time, they came upon Śrī Caitanya Mahāprabhu lying in a corner by the northern side of the Siṁha-dvāra gate.