another recording of Fial Ó Domhnaill (An Fial-Athair Dónall) is Cití Ní Ghallchóir,recorded in 1949 but available on a CD issued by RTÉ, "Amhráin ar an Sean-Nós" (NOT to be confused with Fill, fill a rúin/ Sagart Ó Domhnaill)

Links to threads featuring songs in Irish about priests:
Sagart na Cúile Báine
Thug mé rúide & an Caisideach Bán
Amhrán an tSagairt
Pill, pill a rún
an Sagairtín
Roisín Dubh