KJV:
Having confidence in thy obedience I wrote unto thee, knowing that thou wilt also do more than I say.
NASB:
Having confidence in your obedience, I write to you, since I know that you will do even more than what I say.
KJV:
Though he were a Son, yet learned he obedience by the things which he suffered;
NASB:
Although He was a Son, He learned obedience from the things which He suffered.
KJV:
Elect according to the foreknowledge of God the Father, through sanctification of the Spirit, unto obedience and sprinkling of the blood of Jesus Christ: Grace unto you, and peace, be multiplied.
NASB:
according to the foreknowledge of God the Father, by the sanctifying work of the Spirit, to obey Jesus Christ and be sprinkled with His blood: May grace and peace be yours in the fullest measure.
KJV:
As obedient children, not fashioning yourselves according to the former lusts in your ignorance:
NASB:
As obedient children, do not be conformed to the former lusts which were yours in your ignorance,
KJV:
Seeing ye have purified your souls in obeying the truth through the Spirit unto unfeigned love of the brethren, see that ye love one another with a pure heart fervently:
NASB:
Since you have in obedience to the truth purified your souls for a sincere love of the brethren, fervently love one another from the heart,