Do not be deceived: God cannot be mocked. People reap what they sow.
NIV
Do not be deceived and deluded and misled; God will not allow Himself to be sneered at (scorned, disdained, or mocked by mere pretensions or professions, or by His precepts being set aside.) [He inevitably deludes himself who attempts to delude God.] For whatever a man sows, that and that only is what he will reap.
AMP
Be not deceived; God is not mocked: for whatsoever a man soweth, that shall he also reap.
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
In fact, this is love for God: to keep his commands. And his commands are not burdensome
NIV
For the [true] love of God is this: that we do His commands [keep His ordinances and are mindful of His precepts and teaching]. And these orders of His are not irksome (burdensome, oppressive, or grievous).
AMP
For this is the love of God, that we keep his commandments: and his commandments are not grievous.
KJV
And observe what the LORD your God requires: Walk in obedience to him, and keep his decrees and commands, his laws and regulations, as written in the Law of Moses. Do this so that you may prosper in all you do and wherever you go
NIV
Keep the charge of the Lord your God, walk in His ways, keep His statutes, His commandments, His precepts, and His testimonies, as it is written in the Law of Moses, that you may do wisely and prosper in all that you do and wherever you turn
AMP
And keep the charge of the LORD thy God, to walk in his ways, to keep his statutes, and his commandments, and his judgments, and his testimonies, as it is written in the law of Moses, that thou mayest prosper in all that thou doest, and whithersoever thou turnest thyself:
KJV
All who rely on observing the law are under a curse, for it is written: "Cursed is everyone who does not continue to do everything written in the Book of the Law."
NIV
And all who depend on the Law [who are seeking to be justified by obedience to the Law of rituals] are under a curse and doomed to disappointment and destruction, for it is written in the Scriptures, Cursed (accursed, devoted to destruction, doomed to eternal punishment) be everyone who does not continue to abide (live and remain) by all the precepts and commands written in the Book of the Law and to practice them. [Deut. 27:26.]AMP
For as many as are of the works of the law are under the curse: for it is written, Cursed is every one that continueth not in all things which are written in the book of the law to do them.
KJV
The fear of the LORD is the beginning of wisdom; all who follow his precepts have good understanding. To him belongs eternal praise.
NIV
The reverent fear and worship of the Lord is the beginning of Wisdom and skill [the preceding and the first essential, the prerequisite and the alphabet]; a good understanding, wisdom, and meaning have all those who do [the will of the Lord]. Their praise of Him endures forever. [Job. 28:28; Prov. 1:7; Matt. 22:37, 38; Rev. 14:7.]AMP
The fear of the LORD is the beginning of wisdom: a good understanding have all they that do his commandments: his praise endureth for ever.
KJV
And this is love: that we walk in obedience to his commands. As you have heard from the beginning, his command is that you walk in love.
NIV
And what this love consists in is this: that we live and walk in accordance with and guided by His commandments (His orders, ordinances, precepts, teaching). This is the commandment, as you have heard from the beginning, that you continue to walk in love [guided by it and following it].
AMP
And this is love, that we walk after his commandments. This is the commandment, That, as ye have heard from the beginning, ye should walk in it.
KJV
But who delight in the law of the LORD and meditate on his law day and night.
NIV
But his delight and desire are in the law of the Lord, and on His law (the precepts, the instructions, the teachings of God) he habitually meditates (ponders and studies) by day and by night. [Rom. 13:8-10; Gal. 3:1-29; II Tim. 3:16.]AMP
But his delight is in the law of the LORD; and in his law doth he meditate day and night.
KJV
They worship me in vain; their teachings are merely human rules.'
NIV
In vain (fruitlessly and without profit) do they worship Me, ordering and teaching [to be obeyed] as doctrines the commandments and precepts of men. [Isa. 29:13.]AMP
Howbeit in vain do they worship me, teaching for doctrines the commandments of men.
KJV