na — not; tvayā — with You; bhīruṇā — cowardly; yotsye — I will fight; yudhi — in battle; viklava — impaired; tejasā — whose strength; mathurām — Mathurā; sva — Your own; purīm — city; tyaktvā — leaving; samudram — to the ocean; śaraṇam — for shelter; gataḥ — gone.