KJV:
Forasmuch as ye know that ye were not redeemed with corruptible things, as silver and gold, from your vain conversation received by tradition from your fathers;
NASB:
knowing that you were not redeemed with perishable things like silver or gold from your futile way of life inherited from your forefathers,
KJV:
Whose adorning let it not be that outward adorning of plaiting the hair, and of wearing of gold, or of putting on of apparel;
NASB:
Your adornment must not be merely external-- braiding the hair, and wearing gold jewelry, or putting on dresses;
KJV:
Not rendering evil for evil, or railing for railing: but contrariwise blessing; knowing that ye are thereunto called, that ye should inherit a blessing.
NASB:
not returning evil for evil or insult for insult, but giving a blessing instead; for you were called for the very purpose that you might inherit a blessing.
KJV:
For it is better, if the will of God be so, that ye suffer for well doing, than for evil doing.
NASB:
For it is better, if God should will it so, that you suffer for doing what is right rather than for doing what is wrong.
KJV:
But let none of you suffer as a murderer, or as a thief, or as an evildoer, or as a busybody in other men's matters.
NASB:
Make sure that none of you suffers as a murderer, or thief, or evildoer, or a troublesome meddler;
KJV:
For it had been better for them not to have known the way of righteousness, than, after they have known it, to turn from the holy commandment delivered unto them.
NASB:
For it would be better for them not to have known the way of righteousness, than having known it, to turn away from the holy commandment handed on to them.