Mairg faemas a anfine.

Mairg faemas a anfine.
Mairg móras a mogduine.

(woe betide * (who) accepts * his * outsiders)
(woe betide * (who) exhalts * his * vassal)

Woe to him who welcomes outsiders.
Woe to him who raises the status of his serf.

This harsh prescription is found at LL 48a17 in a thoroughly pessimistic doomsaying poem.