As Gaeilge
Sinne Fianna Fáil,
Atá Fá gheall ag Éirinn,
Buidhean dár sluagh tar rúinn do ráinig chughainn:
Fámhoídh bheírh saor,
Sean-tír ár sinnsear feasta
Ní fágfar fá'n tíorán ná fa'n tráil;
Anocht a theigeamh sa bhearna baoghail,
Le gean ar Gaedhí chun báis nó saoghail,
Le gunna sgréach: Fá lamhach na piléar.
Seo Libh canaidh amhrán na bhFiann.
In English
We'll sing a song, a soldier's song,
With cheering rousing chorus,
As round our blazing
fires we throng,
The starry heavens o'er us;
Impatient for the coming fight,
And as we wait the morning's light,
Here in the silence of the night,
We'll chant a soldier's song.
The two translations aren't identical - some of the English-version lines don't look right to me.