cuir do lámh anseo
In Irish it's "Thig tú leis an ghrian"
friends forever is "cairde go deo" in Irish
deirfiúracha go deo
There is no single language called 'Celtic': it a language family comprised of six distinct languages. A Gaelic subgroup (Irish Gaelic, Scottish Gaelic, Manx) and a Brythonic subgroup (Welsh, Breton, Cornish).
Aingeal Éireannach / Aingeal Gaelach
In Irish: do dheartháir In Scottish Gaelic: do bhràthair
In Irish (Gaelic) it is "leathcheann". In (Scottish) Gaelic: ?
In Irish it's "saoirse" In Welsh it's "rhyddid" In Scots Gaelic it's "saorsa"
In Irish it's "beag"
In Irish it's "Is leatsa é"
In Irish it's "riachtanais don seomra folctha"
In Irish it's Camshrón / Ó Cumaráin