And in every work
ma`aseh  (mah-as-eh')
an action (good or bad); generally, a transaction; abstractly, activity; by implication, a product (specifically, a poem) or (generally) property
that he began
chalal  (khaw-lal')
to bore, i.e. (by implication) to wound, to dissolve; figuratively, to profane (a person, place or thing), to break (one's word), to begin (as if by an opening wedge) instruments, pollute, (cast as) profane (self), prostitute, slay (slain), sorrow, stain, wound.
in the service
`abodah  (ab-o-daw')
work of any kind -- act, bondage, + bondservant, effect, labour, ministering(-try), office, service(-ile, -itude), tillage, use, work, wrought.
of the house
bayith  (bah'-yith)
a house (in the greatest variation of applications, especially family, etc.)
of God
'elohiym  (el-o-heem')
angels, exceeding, God (gods)(-dess, -ly), (very) great, judges, mighty.
and in the law
towrah  (to-raw')
a precept or statute, especially the Decalogue or Pentateuch -- law.
and in the commandments
mitsvah  (mits-vaw')
a command, whether human or divine (collectively, the Law) -- (which was) commanded(-ment), law, ordinance, precept.
to seek
darash  (daw-rash')
to tread or frequent; usually to follow (for pursuit or search); by implication, to seek or ask; specifically to worship
his God
'elohiym  (el-o-heem')
angels, exceeding, God (gods)(-dess, -ly), (very) great, judges, mighty.
he did
`asah  (aw-saw')
to do or make, in the broadest sense and widest application
it with all his heart
lebab  (lay-bawb')
the heart (as the most interior organ)
and prospered
tsalach  (tsaw-lakh')
to push forward, in various senses (literal or figurative, transitive or intransitive)