तस्मात् for that reason, सर्षिसङ्घा: with hosts of rishis, सचारणा: with charanas, सर्वे all, सुरवरा: excellent devatas, सुरसाह्यकरम् for the benefit of devatas, सफलम् restoration of my testicles, कर्तुम् to do, अर्हथ it is your duty.
'For that reason, O rishis, charanas and great devatas it is your duty to restore my testicles for the benefit I have given you'.