And so we know and rely on the love God has for us. God is love. Whoever lives in love lives in God, and God in them.
NIV
And we know (understand, recognize, are conscious of, by observation and by experience) and believe (adhere to and put faith in and rely on) the love God cherishes for us. God is love, and he who dwells and continues in love dwells and continues in God, and God dwells and continues in him.
AMP
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.
KJV
Come near to God and he will come near to you. Wash your hands, you sinners, and purify your hearts, you double-minded.
NIV
Come close to God and He will come close to you. [Recognize that you are] sinners, get your soiled hands clean; [realize that you have been disloyal] wavering individuals with divided interests, and purify your hearts [of your spiritual adultery].
AMP
Draw nigh to God, and he will draw nigh to you. Cleanse your hands, ye sinners; and purify your hearts, ye double minded.
KJV
"Call to me and I will answer you and tell you great and unsearchable things you do not know.'"
NIV
Call to Me and I will answer you and show you great and mighty things, fenced in and hidden, which you do not know (do not distinguish and recognize, have knowledge of and understand).
AMP
Call unto me, and I will answer thee, and shew thee great and mighty things, which thou knowest not.
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
Therefore no one will be declared righteous in God's sight by observing the law; rather, through the law we become conscious of our sin.
NIV
For no person will be justified (made righteous, acquitted, and judged acceptable) in His sight by observing the works prescribed by the Law. For [the real function of] the Law is to make men recognize and be conscious of sin [not mere perception, but an acquaintance with sin which works toward repentance, faith, and holy character].
AMP
Therefore by the deeds of the law there shall no flesh be justified in his sight: for by the law is the knowledge of sin.
KJV
We know that we have come to know him if we keep his commands.
NIV
And this is how we may discern [daily, by experience] that we are coming to know Him [to perceive, recognize, understand, and become better acquainted with Him]: if we keep (bear in mind, observe, practice) His teachings (precepts, commandments).
AMP
And hereby we do know that we know him, if we keep his commandments.
KJV