KJV:
Seven weeks shalt thou number unto thee: begin to number the seven weeks from such time as thou beginnest to put the sickle to the corn.
NASB:
"You shall count seven weeks for yourself; you shall begin to count seven weeks from the time you begin to put the sickle to the standing grain.
KJV:
When thou comest into the standing corn of thy neighbour, then thou mayest pluck the ears with thine hand; but thou shalt not move a sickle unto thy neighbour's standing corn.
NASB:
"When you enter your neighbor's standing grain, then you may pluck the heads with your hand, but you shall not wield a sickle in your neighbor's standing grain.