KJV:
For as he thinketh in his heart, so is he: Eat and drink, saith he to thee; but his heart is not with thee.
NASB:
For as he thinks within himself, so he is. He says to you, "Eat and drink!" But his heart is not with you.
KJV:
Apply thine heart unto instruction, and thine ears to the words of knowledge.
NASB:
Apply your heart to discipline And your ears to words of knowledge.
KJV:
My son, if thine heart be wise, my heart shall rejoice, even mine.
NASB:
My son, if your heart is wise, My own heart also will be glad;
KJV:
Let not thine heart envy sinners: but be thou in the fear of the LORD all the day long.
NASB:
Do not let your heart envy sinners, But live in the fear of the LORD always.
KJV:
Hear thou, my son, and be wise, and guide thine heart in the way.
NASB:
Listen, my son, and be wise, And direct your heart in the way.
KJV:
My son, give me thine heart, and let thine eyes observe my ways.
NASB:
Give me your heart, my son, And let your eyes delight in my ways.
KJV:
Thine eyes shall behold strange women, and thine heart shall utter perverse things.
NASB:
Your eyes will see strange things And your mind will utter perverse things.