Because with lies
sheqer (sheh'-ker)
an untruth; by implication, a sham (often adverbial) -- without a cause, deceit(-ful), false(-hood, -ly), feignedly, liar, + lie, lying, vain (thing), wrongfully.
ye have made the heart
leb (labe)
the heart; also used (figuratively) very widely for the feelings, the will and even the intellect
of the righteous
tsaddiyq (tsad-deek')
just -- just, lawful, righteous (man).
sad
ka'ah (kaw-aw')
to despond: causatively, to deject -- broken, be grieved, make sad.
whom I have not made sad
ka'ab (kaw-ab')
to feel pain; by implication, to grieve; figuratively, to spoil -- grieving, mar, have pain, make sad (sore), (be) sorrowful.
and strengthened
chazaq (khaw-zak')
to fasten upon; hence, to seize, be strong (figuratively, courageous, causatively strengthen, cure, help, repair, fortify), obstinate; to bind, restrain, conquer
the hands
yad (yawd)
a hand (the open one (indicating power, means, direction, etc.),
of the wicked
ra` (rah)
bad or (as noun) evil (natural or moral)one), worse(-st), wretchedness, wrong. (Incl. feminine raaah; as adjective or noun.).
that he should not return
shuwb (shoob)
to turn back (hence, away) transitively or intransitively, literally or figuratively
from his wicked
rasha` (raw-shaw')
morally wrong; concretely, an (actively) bad person -- + condemned, guilty, ungodly, wicked (man), that did wrong.
way
derek (deh'-rek)
a road (as trodden); figuratively, a course of life or mode of action, often adverb
by promising him life
chayah (khaw-yaw')
to live, whether literally or figuratively; causatively, to revive