Only fear
yare' (yaw-ray')
to fear; morally, to revere; caus. to frighten
the LORD
Yhovah (yeh-ho-vaw')
(the) self-Existent or Eternal; Jehovah, Jewish national name of God -- Jehovah, the Lord.
and serve
`abad (aw-bad')
to work (in any sense); by implication, to serve, till, (causatively) enslave, etc.
him in truth
'emeth (eh'-meth)
stability; (figuratively) certainty, truth, trustworthiness -- assured(-ly), establishment, faithful, right, sure, true (-ly, -th), verity.
with all your heart
lebab (lay-bawb')
the heart (as the most interior organ)
for consider
ra'ah (raw-aw')
to see, literally or figuratively (in numerous applications, direct and implied, transitive, intransitive and causative)surely, think, view, visions.
how great things he hath done
gadal (gaw-dal')
advance, boast, bring up, exceed, excellent, be(-come, do, give, make, wax), great(-er, come to...estate, + things), grow(up),increase, lift up, magnify(-ifical), be much set by, nourish (up), pass, promote, proudly (spoken), tower.
for you