This verse (chaupai) is from the Lankakanda chapter of Shri Ramcharitmanas.

Queen Mandodari kneeling in grief beside the fallen Ravan on a dusk battlefield, his crown and bow lying broken beside him

बरुन कुबेर सुरेस समीरा। रन सन्मुख धरि काहुँ न धीरा॥ भुजबल जितेहु काल जम साईं। आजु परेहु अनाथ की नाईं॥

This verse (chaupai) appears in Lankakanda during Mandodari's lament after Ravana's death.
Meaning : Neither Varuna, Kubera, Indra, nor Vayu could stand firm before you in battle. O Lord! With the strength of your arms, you even conquered Time and Yamaraja. Yet today, you lie here helpless, like an orphan.

Context: where this chaupai appears in Shri Ramcharitmanas

In Lankakand, after Ravan's death, Mandodari laments: the Ravan before whom even gods like Varun, Kuber, Indra, and Vayu could not hold their courage in battle, who by the strength of his arms had conquered even Kaal and Yamraj, O my lord, that same Ravan lies today like an orphan.

Transliteration

Barun Kuber Sures Samira. Ran Sanmukh Dhari Kahun Na Dhira.. Bhujbal Jitehu Kal Jam Sain. Aaju Parehu Anath Ki Nain..

Word meanings

  • Barun = Varun (god of waters)
  • Kuber = god of wealth
  • Sures = Indra
  • Samira = Vayu, the wind god
  • Ran sanmukh = facing him in battle
  • Dhira = courage, composure
  • Bhujbal = by the strength of arms
  • Kal Jam = Kaal and Yamraj
  • Sain = lord, master
  • Anath ki nain = like an orphan

As a Shalaka answer

This is an unfavourable answer. Even the greatest power and means do not last on the path of arrogance and adharma; that is the warning of this episode. Completion of the work is doubtful; reconsider both the direction and the means.

Questions about this chaupai