Ad·fenar fó fíu...

Ad·fenar fó fíu.
Ad·fenar olcc anmoínib.
Ad·fenar maith moínib.

(is repayed * good * (by) worthiness
is repayed * evil * (by) un-treasures
is repayed * goodness * (by) treasures)

Value repays virtue.
Waste repays wickedness.
Gain repays goodness.

This triad of maxims is found in the Laws (Cethairshlicht Athgabálae) at CIH ii 408.13f.