Examine yourselves to see whether you are in the faith; test yourselves. Do you not realize that Christ Jesus is in you – unless, of course, you fail the test?
NIV
Examine and test and evaluate your own selves to see whether you are holding to your faith and showing the proper fruits of it. Test and prove yourselves [not Christ]. Do you not yourselves realize and know [thoroughly by an ever-increasing experience] that Jesus Christ is in you--unless you are [counterfeits] disapproved on trial and rejected?
AMP
Examine yourselves, whether ye be in the faith; prove your own selves. Know ye not your own selves, how that Jesus Christ is in you, except ye be reprobates?
KJV
In the same way, count yourselves dead to sin but alive to God in Christ Jesus.
NIV
Even so consider yourselves also dead to sin and your relation to it broken, but alive to God [living in unbroken fellowship with Him] in Christ Jesus.
AMP
Likewise reckon ye also yourselves to be dead indeed unto sin, but alive unto God through Jesus Christ our Lord.
KJV
So Christ was sacrificed once to take away the sins of many; and he will appear a second time, not to bear sin, but to bring salvation to those who are waiting for him.
NIV
Even so it is that Christ, having been offered to take upon Himself and bear as a burden the sins of many once and once for all, will appear a second time, not to carry any burden of sin nor to deal with sin, but to bring to full salvation those who are [eagerly, constantly, and patiently] waiting for and expecting Him.
AMP
So Christ was once offered to bear the sins of many; and unto them that look for him shall he appear the second time without sin unto salvation.
KJV
Who has saved us and called us to a holy life – not because of anything we have done but because of his own purpose and grace. This grace was given us in Christ Jesus before the beginning of time
NIV
[For it is He] Who delivered and saved us and called us with a calling in itself holy and leading to holiness [to a life of consecration, a vocation of holiness]; [He did it] not because of anything of merit that we have done, but because of and to further His own purpose and grace (unmerited favor) which was given us in Christ Jesus before the world began [eternal ages ago].
AMP
Who hath saved us, and called us with an holy calling, not according to our works, but according to his own purpose and grace, which was given us in Christ Jesus before the world began,
KJV
Just as they were handed down to us by those who from the first were eyewitnesses and servants of the word.
NIV
Exactly as they were handed down to us by those who from the [official] beginning [of Jesus' ministry] were eyewitnesses and ministers of the Word [that is, of the doctrine concerning the attainment through Christ of salvation in the kingdom of God]AMP
Even as they delivered them unto us, which from the beginning were eyewitnesses, and ministers of the word;
KJV
Remember your leaders, who spoke the word of God to you. Consider the outcome of their way of life and imitate their faith.
NIV
Remember your leaders and superiors in authority [for it was they] who brought to you the Word of God. Observe attentively and consider their manner of living (the outcome of their well-spent lives) and imitate their faith (their conviction that God exists and is the Creator and Ruler of all things, the Provider and Bestower of eternal salvation through Christ, and their leaning of the entire human personality on God in absolute trust and confidence in His power, wisdom, and goodness).
AMP
Remember them which have the rule over you, who have spoken unto you the word of God: whose faith follow, considering the end of their conversation.
KJV
And by that will, we have been made holy through the sacrifice of the body of Jesus Christ once for all.
NIV
And in accordance with this will [of God], we have been made holy (consecrated and sanctified) through the offering made once for all of the body of Jesus Christ (the Anointed One).
AMP
By the which will we are sanctified through the offering of the body of Jesus Christ once for all.
KJV