Ní bara fri búre daitsiu ón.

Ní bara fri búre daitsiu ón.

(not * anger * against * anger * for-you * that)

I will not answer your anger with anger.

The words "barae" and "búire", neither of which has survived into Modern Irish, both mean "anger". Eochu speaks this line to Midir in the LU telling of Tochmarc Étaíne (LU 10832).