If we claim to be without sin, we deceive ourselves and the truth is not in us.
NIV
If we say we have no sin [refusing to admit that we are sinners], we delude and lead ourselves astray, and the Truth [which the Gospel presents] is not in us [does not dwell in our hearts].
AMP
If we say that we have no sin, we deceive ourselves, and the truth is not in us.
KJV
That has come to you. In the same way, the gospel is bearing fruit and growing throughout the whole world – just as it has been doing among you since the day you heard it and truly understood God's grace.
NIV
Which has come to you. Indeed, in the whole world [that Gospel] is bearing fruit and still is growing [by its own inherent power], even as it has done among yourselves ever since the day you first heard and came to know and understand the grace of God in truth. [You came to know the grace or undeserved favor of God in reality, deeply and clearly and thoroughly, becoming accurately and intimately acquainted with it.]AMP
Which is come unto you, as it is in all the world; and bringeth forth fruit, as it doth also in you, since the day ye heard of it, and knew the grace of God in truth:
KJV
The god of this age has blinded the minds of unbelievers, so that they cannot see the light of the gospel that displays the glory of Christ, who is the image of God.
NIV
For the god of this world has blinded the unbelievers' minds [that they should not discern the truth], preventing them from seeing the illuminating light of the Gospel of the glory of Christ (the Messiah), Who is the Image and Likeness of God.
AMP
In whom the god of this world hath blinded the minds of them which believe not, lest the light of the glorious gospel of Christ, who is the image of God, should shine unto them.
KJV
Instead, speaking the truth in love, we will in all things grow up into him who is the head, that is, Christ.
NIV
Rather, let our lives lovingly express truth[in all things, speaking truly, dealing truly, living truly]. Enfolded in love, let us grow up in every way and in all things into Him Who is the Head, [even] Christ (the Messiah, the Anointed One).
AMP
But speaking the truth in love, may grow up into him in all things, which is the head, even Christ:
KJV
Beyond all question, the mystery from which true godliness springs is great: He appeared in a body, was vindicated by the Spirit, was seen by angels, was preached among the nations, was believed on in the world, was taken up in glory.
NIV
And great and important and weighty, we confess, is the hidden truth (the mystic secret) of godliness. He [God] was made visible in human flesh, justified and vindicated in the [Holy] Spirit, was seen by angels, preached among the nations, believed on in the world, [and] taken up in glory.
AMP
And without controversy great is the mystery of godliness: God was manifest in the flesh, justified in the Spirit, seen of angels, preached unto the Gentiles, believed on in the world, received up into glory.
KJV
The Spirit of truth. The world cannot accept him, because it neither sees him nor knows him. But you know him, for he lives with you and will be in you.
NIV
The Spirit of Truth, Whom the world cannot receive (welcome, take to its heart), because it does not see Him or know and recognize Him. But you know and recognize Him, for He lives with you [constantly] and will be in you.
AMP
Even the Spirit of truth; whom the world cannot receive, because it seeth him not, neither knoweth him: but ye know him; for he dwelleth with you, and shall be in you.
KJV
Listen, I tell you a mystery: We will not all sleep, but we will all be changed –
NIV
Take notice! I tell you a mystery (a secret truth, an event decreed by the hidden purpose or counsel of God). We shall not all fall asleep [in death], but we shall all be changed (transformed)
AMP
Behold, I shew you a mystery; We shall not all sleep, but we shall all be changed,
KJV
If I am delayed, you will know how people ought to conduct themselves in God's household, which is the church of the living God, the pillar and foundation of the truth.
NIV
If I am detained, you may know how people ought to conduct themselves in the household of God, which is the church of the living God, the pillar and stay (the prop and support) of the Truth.
AMP
But if I tarry long, that thou mayest know how thou oughtest to behave thyself in the house of God, which is the church of the living God, the pillar and ground of the truth.
KJV
It gave me great joy to have some believers come and testify to your faithfulness to the truth, telling how you continue to walk in it.
NIV
In fact, I greatly rejoiced when [some of] the brethren from time to time arrived and spoke [so highly] of the sincerity and fidelity of your life, as indeed you do live in the Truth [the whole Gospel presents].
AMP
For I rejoiced greatly, when the brethren came and testified of the truth that is in thee, even as thou walkest in the truth.
KJV