Mountain peak

And those two Rakshasa heroes, on the other hand,
both of them excited with fury, covered Lakshmana with an arrowy hail. And that terrible encounter
between Vajravega and Promathin and the mighty-armed Lakshmana lasted for a short while. And
Hanumana, the son of Pavana, taking up a mountain peak, rushed towards one of the brothers, and with
that weapon took the life of the Rakshasa Vajravega.

Vana Parva: Section 285