Vous avez cherché: frustra hortatus, (Latin - Anglais)

frustra
frustra in vain; for nothing, to no purpose;

hortatus est
sollecitato

ne frustra vixisse videar
be not in vain because i have spent

caesar, hortatus milites, proelium commisit.
caesar encouraged the soldiers and committed them to battle.

frustra autem iacitur rete ante oculos pinnatoru
surely in vain the net is spread in the sight of any bird.

tu tuis oculis spectas sed saepe frustra vides
you look with your own eyes, but often you see in vain

risum reputavi errorem et gaudio dixi quid frustra deciperi
i said of laughter, it is mad: and of mirth, what doeth it?

non ergo frustra audiet deus et omnipotens singulorum causas intuebitu
surely god will not hear vanity, neither will the almighty regard it.

ergo iob frustra aperit os suum et absque scientia verba multiplica
therefore doth job open his mouth in vain; he multiplieth words without knowledge.

ne sis testis frustra contra proximum tuum nec lactes quemquam labiis tui
be not a witness against thy neighbour without cause; and deceive not with thy lips.

duratur ad filios suos quasi non sint sui frustra laboravit nullo timore cogent
she is hardened against her young ones, as though they were not hers: her labour is in vain without fear;

quomodo pulchras frustra habet claudus tibias sic indecens est in ore stultorum parabol
the legs of the lame are not equal: so is a parable in the mouth of fools.

qui peccare faciebant homines in verbo et arguentem in porta subplantabant et declinaverunt frustra a iust
that make a man an offender for a word, and lay a snare for him that reproveth in the gate, and turn aside the just for a thing of nought.

ascende in galaad et tolle resinam virgo filia aegypti frustra multiplicas medicamina sanitas non erit tib
go up into gilead, and take balm, o virgin, the daughter of egypt: in vain shalt thou use many medicines; for thou shalt not be cured.

nemo vos seducat volens in humilitate et religione angelorum quae non vidit ambulans frustra inflatus sensu carnis sua
let no man beguile you of your reward in a voluntary humility and worshipping of angels, intruding into those things which he hath not seen, vainly puffed up by his fleshly mind,

eritque quasi consulens frustra oraculum in oculis eorum et sabbatorum otium imitans ipse autem recordabitur iniquitatis ad capiendu
and it shall be unto them as a false divination in their sight, to them that have sworn oaths: but he will call to remembrance the iniquity, that they may be taken.