sādhya - duty; sādhana - how to execute it; tattva - truth; śikha - learn; iṅhāra sthāne - from him; āmi - I; tata - so much; nāhi jāni - do not know; iṅho - he; yata - as much as; jāne - knows.

“You may learn from him what your duty is and how to discharge it. I do not know as much as he.