Only be careful, and watch yourselves closely so that you do not forget the things your eyes have seen or let them slip from your heart as long as you live. Teach them to your children and to their children after them.
NIV
Only take heed, and guard your life diligently, lest you forget the things which your eyes have seen and lest they depart from your [mind and] heart all the days of your life. Teach them to your children and your children's children--
AMP
Only take heed to thyself, and keep thy soul diligently, lest thou forget the things which thine eyes have seen, and lest they depart from thy heart all the days of thy life: but teach them thy sons, and thy sons' sons;
KJV
"I have the right to do anything," you say – but not everything is beneficial. "I have the right to do anything" – but not everything is constructive.
NIV
All things are legitimate [permissible--and we are free to do anything we please], but not all things are helpful (expedient, profitable, and wholesome). All things are legitimate, but not all things are constructive [to character] and edifying [to spiritual life].
AMP
All things are lawful for me, but all things are not expedient: all things are lawful for me, but all things edify not.
KJV
Zechariah, Jaaziel, Shemiramoth, Jehiel, Unni, Eliab, Maaseiah and Benaiah were to play the lyres according to alamoth
NIV
Zechariah, Aziel, Shemiramoth, Jehiel, Unni, Eliab, Maaseiah, and Benaiah were to play harps [resembling guitars] set to Alamoth [probably the treble voice]AMP
And Zechariah, and Aziel, and Shemiramoth, and Jehiel, and Unni, and Eliab, and Maaseiah, and Benaiah, with psalteries on Alamoth;
KJV
If you know that he is righteous, you know that everyone who does what is right has been born of him.
NIV
If you know (perceive and are sure) that He [Christ] is [absolutely] righteous [conforming to the Father's will in purpose, thought, and action], you may also know (be sure) that everyone who does righteously [and is therefore in like manner conformed to the divine will] is born (begotten) of Him [God].
AMP
If ye know that he is righteous, ye know that every one that doeth righteousness is born of him.
KJV
Those who cleanse themselves from the latter will be instruments for noble purposes, made holy, useful to the Master and prepared to do any good work.
NIV
So whoever cleanses himself [from what is ignoble and unclean, who separates himself from contact with contaminating and corrupting influences] will [then himself] be a vessel set apart and useful for honorable and noble purposes, consecrated and profitable to the Master, fit and ready for any good work.
AMP
If a man therefore purge himself from these, he shall be a vessel unto honour, sanctified, and meet for the master's use, and prepared unto every good work.
KJV