ESV: I said in my heart, “I have acquired great wisdom, surpassing all who were over Jerusalem before me, and my heart has had great experience of wisdom and knowledge.”
NIV: I said to myself, 'Look, I have increased in wisdom more than anyone who has ruled over Jerusalem before me; I have experienced much of wisdom and knowledge.'
NASB: I said to myself, 'Behold, I have magnified and increased wisdom more than all who were over Jerusalem before me; and my mind has observed a wealth of wisdom and knowledge.'
CSB: I said to myself, "See, I have amassed wisdom far beyond all those who were over Jerusalem before me, and my mind has thoroughly grasped wisdom and knowledge."
NLT: I said to myself, 'Look, I am wiser than any of the kings who ruled in Jerusalem before me. I have greater wisdom and knowledge than any of them.'
KJV: I communed with mine own heart, saying, Lo, I am come to great estate, and have gotten more wisdom than all they that have been before me in Jerusalem: yea, my heart had great experience of wisdom and knowledge.
NKJV: I communed with my heart, saying, “Look, I have attained greatness, and have gained more wisdom than all who were before me in Jerusalem. My heart has understood great wisdom and knowledge.”
