And hallow
qadash (kaw-dash')
to be (causatively, make, pronounce or observe as) clean (ceremonially or morally)
my sabbaths
shabbath (shab-bawth')
intermission, i.e (specifically) the Sabbath -- (+ every) sabbath.
and they shall be a sign
'owth (oth)
a signal, as a flag, beacon, monument, omen, prodigy, evidence, etc. -- mark, miracle, (en-)sign, token.
between me and you that ye may know
yada` (yaw-dah')
to know (properly, to ascertain by seeing); used in a great variety of senses, figuratively, literally, euphemistically and inferentially
that I am the LORD
Yhovah (yeh-ho-vaw')
(the) self-Existent or Eternal; Jehovah, Jewish national name of God -- Jehovah, the Lord.
your God
'elohiym (el-o-heem')
angels, exceeding, God (gods)(-dess, -ly), (very) great, judges, mighty.