Bec innocht lúth mo dá lúa

From Van Hamel wiki

Initial words	‘Bec innocht lúth mo dá lúa’
Manuscripts	Dublin, Trinity College, MS 1339 (H 2. 18) = Book of Leinster [s. xii2], p. 208a
Language	Middle Irish
Date	first half of the 12th century (Meyer)
Description	Poem of four stanzas, attributed to Caílte. It uses a special, learned vocabulary known as bérla na filed

Notes

Sources

Editions and translations

Meyer, Kuno (ed. and tr.), “Cáilte cecinit”, Ériu 1 (1904): 72—73. Internet Archive