I have sworn
shaba` (shaw-bah')
propr. to be complete; to seven oneself, i.e. swear (as if by repeating a declaration seven times)
and I will perform
quwm (koom)
to rise (in various applications, literal, figurative, intensive and causative)
it that I will keep
shamar (shaw-mar')
to hedge about (as with thorns), i.e. guard; generally, to protect, attend to, etc.
thy righteous
tsedeq (tseh'-dek)
the right (natural, moral or legal); also (abstractly) equity or (figuratively) prosperity -- even, (that which is altogether) just(-ice), (un-)right(-eous) (cause, -ly, -ness).
judgments
mishpat (mish-pawt')
a verdict (favorable or unfavorable) pronounced judicially, especially a sentence or formal decree (human or (participant's) divine law, individual or collective