Thou shalt keep
shamar (shaw-mar')
to hedge about (as with thorns), i.e. guard; generally, to protect, attend to, etc.
therefore his statutes
choq (khoke)
an enactment; hence, an appointment (of time, space, quantity, labor or usage)
and his commandments
mitsvah (mits-vaw')
a command, whether human or divine (collectively, the Law) -- (which was) commanded(-ment), law, ordinance, precept.
which I command
tsavah (tsaw-vaw')
(intensively) to constitute, enjoin -- appoint, (for-)bid, (give a) charge, (give a, give in, send with) command(-er, -ment), send a messenger, put, (set) in order.
thee this day
yowm (yome)
a day (as the warm hours),
that it may go well
yatab (yaw-tab')
to be (causative) make well, literally (sound, beautiful) or figuratively (happy, successful, right)
with thee and with thy children
ben (bane)
a son (as a builder of the family name), in the widest sense (of literal and figurative relationship, including grandson, subject, nation, quality or condition, etc.
after
'achar (akh-ar')
the hind part; generally used as an adverb or conjunction, after (in various senses)
thee and that thou mayest prolong
'arak (aw-rak')
to be (causative, make) long -- defer, draw out, lengthen, (be, become, make, pro-)long, + (out-, over-)live, tarry (long).
thy days
yowm (yome)
a day (as the warm hours),
upon the earth
'adamah (ad-aw-maw')
soil (from its general redness) -- country, earth, ground, husband(-man) (-ry), land.
which the LORD
Yhovah (yeh-ho-vaw')
(the) self-Existent or Eternal; Jehovah, Jewish national name of God -- Jehovah, the Lord.
thy God
'elohiym (el-o-heem')
angels, exceeding, God (gods)(-dess, -ly), (very) great, judges, mighty.
giveth
nathan (naw-than')
to give, used with greatest latitude of application (put, make, etc.)
thee for ever