KJV:
Whom having not seen, ye love; in whom, though now ye see him not, yet believing, ye rejoice with joy unspeakable and full of glory:
NASB:
and though you have not seen Him, you love Him, and though you do not see Him now, but believe in Him, you greatly rejoice with joy inexpressible and full of glory,
KJV:
Wherefore also it is contained in the scripture, Behold, I lay in Sion a chief corner stone, elect, precious: and he that believeth on him shall not be confounded.
NASB:
For this is contained in Scripture: "BEHOLD, I LAY IN ZION A CHOICE STONE, A PRECIOUS CORNER stone, AND HE WHO BELIEVES IN HIM WILL NOT BE DISAPPOINTED."
KJV:
Unto you therefore which believe he is precious: but unto them which be disobedient, the stone which the builders disallowed, the same is made the head of the corner,
NASB:
This precious value, then, is for you who believe; but for those who disbelieve, "THE STONE WHICH THE BUILDERS REJECTED, THIS BECAME THE VERY CORNER stone,"
KJV:
And this is his commandment, That we should believe on the name of his Son Jesus Christ, and love one another, as he gave us commandment.
NASB:
This is His commandment, that we believe in the name of His Son Jesus Christ, and love one another, just as He commanded us.
KJV:
Beloved, believe not every spirit, but try the spirits whether they are of God: because many false prophets are gone out into the world.
NASB:
Beloved, do not believe every spirit, but test the spirits to see whether they are from God, because many false prophets have gone out into the world.
KJV:
And we have known and believed the love that God hath to us. God is love; and he that dwelleth in love dwelleth in God, and God in him.
NASB:
We have come to know and have believed the love which God has for us. God is love, and the one who abides in love abides in God, and God abides in him.
KJV:
Whosoever believeth that Jesus is the Christ is born of God: and every one that loveth him that begat loveth him also that is begotten of him.
NASB:
Whoever believes that Jesus is the Christ is born of God, and whoever loves the Father loves the child born of Him.
KJV:
Who is he that overcometh the world, but he that believeth that Jesus is the Son of God?
NASB:
Who is the one who overcomes the world, but he who believes that Jesus is the Son of God?
KJV:
He that believeth on the Son of God hath the witness in himself: he that believeth not God hath made him a liar; because he believeth not the record that God gave of his Son.
NASB:
The one who believes in the Son of God has the testimony in himself; the one who does not believe God has made Him a liar, because he has not believed in the testimony that God has given concerning His Son.