Verse 37

तत्र संवत्सरं सार्धं पयश्चुलुकभोजनम् ।तपश्चक्रे महातेजास्तुष्टये शार्ङ्गधन्वनः

In plain words

There, for a year and a half, subsisting on mere handfuls of water, that man of great splendor performed tapas, to please Śārṅgin, the bearer of the bow.