Who by Fire? Spanish translation

¿Quien, por el fuego, por el agua,
And who by fire, who by water?
por el brillo del sol, por la noche,
Who in the sunshine, who in the night time?
por el más grande de los calvarios, por un juicio común
And who by high ordeal, who by common trial?
por tu alegre mes de mayo
Who in your merry, merry month of May?
por el lento declive
Who by very slow decay?

quien, debo decir, está llamando?
And who shall I say is calling?

¿Y quién, por su único error, por los barbitúricos,
And who in her lonely slip, who by barbiturate?
en éstos reinos de amor, por ser honesto,
Who in these realms of love, who by something blunt?
por las avalanchas, por el polvo,
And who by avalanche, who by powder?
por su gula, por su hambre,
Who for his greed, who for his hunger?
quien, debo decir, está llamando?
And who shall I say is calling?

¿Y quien por su rotundo "sí", por acidente,
And who by brave assent, who by accident?
en solitario, frente a su espejo,
Who in solitude, who in this mirror?
por orden de su mujer, por su propia decisión,
By who by his lady′s command, who by his own hand?
encadenado mortalmente, con poder,
Who in mortal chains, who in power?
quien, debo decir, está llamando?
And who shall I say is calling?