KJV: For the law having a shadow of good things to come,and not the very image of the things, can never with those sacrifices which they offered year by year continually make the comers thereunto perfect.
NASB: For the Law, since it has only a shadow of the good things to come and not the very form of things, can never, by the same sacrifices which they offer continually year by year, make perfect those who draw near.
KJV: Wherefore I will not be negligent to put you always in remembrance of these things, though ye know them, and be established in the present truth.
NASB: Therefore, I will always be ready to remind you of these things, even though you already know them, and have been established in the truth which is present with you.
KJV: And turning the cities of Sodom and Gomorrha into ashes condemned them with an overthrow, making them an ensample unto those that after should live ungodly;
NASB: and if He condemned the cities of Sodom and Gomorrah to destruction by reducing them to ashes, having made them an example to those who would live ungodly lives thereafter;
KJV: Fear none of those things which thou shalt suffer: behold, the devil shall cast some of you into prison, that ye may be tried; and ye shall have tribulation ten days: be thou faithful unto death, and I will give thee a crown of life.
NASB: 'Do not fear what you are about to suffer. Behold, the devil is about to cast some of you into prison, so that you will be tested, and you will have tribulation for ten days. Be faithful until death, and I will give you the crown of life.