Those who think they know something do not yet know as they ought to know.
NIV
If anyone imagines that he has come to know and understand much [of divine things, without love], he does not yet perceive and recognize and understand as strongly and clearly, nor has he become as intimately acquainted with anything as he ought or as is necessary.
AMP
And if any man think that he knoweth any thing, he knoweth nothing yet as he ought to know.
KJV
While I, Daniel, was watching the vision and trying to understand it, there before me stood one who looked like a man.
NIV
When I, even I, Daniel, had seen the vision, I sought to understand it; then behold, there stood before me one [Gabriel] with the appearance of a man.
AMP
And it came to pass, when I, even I Daniel, had seen the vision, and sought for the meaning, then, behold, there stood before me as the appearance of a man.
KJV
But understand this: If the owner of the house had known at what time of night the thief was coming, he would have kept watch and would not have let his house be broken into.
NIV
But understand this: had the householder known in what [part of the night, whether in a night or a morning] watch the thief was coming, he would have watched and would not have allowed his house to be undermined and broken into.
AMP
But know this, that if the goodman of the house had known in what watch the thief would come, he would have watched, and would not have suffered his house to be broken up.
KJV
"The hands of Zerubbabel have laid the foundation of this temple; his hands will also complete it. Then you will know that the LORD Almighty has sent me to you."
NIV
The hands of Zerubbabel have laid the foundations of this house; his hands shall also finish it. Then you shall know (recognize and understand) that the Lord of hosts has sent me [His messenger] to you.
AMP
The hands of Zerubbabel have laid the foundation of this house; his hands shall also finish it; and thou shalt know that the LORD of hosts hath sent me unto you.
KJV
As soon as you began to pray, a word went out, which I have come to tell you, for you are highly esteemed. Therefore, consider the word and understand the vision:
NIV
At the beginning of your prayers, the word [giving an answer] went forth, and I have come to tell you, for you are greatly beloved. Therefore consider the matter and understand the vision.
AMP
At the beginning of thy supplications the commandment came forth, and I am come to shew thee; for thou art greatly beloved: therefore understand the matter, and consider the vision.
KJV
As he came near the place where I was standing, I was terrified and fell prostrate. "Son of man," he said to me, "understand that the vision concerns the time of the end."
NIV
So he came near where I stood, and when he came, I was frightened and fell on my face. But he said to me, Understand, O son of man, for the [fulfillment of the] vision belongs to [events that shall occur in] the time of the end.
AMP
So he came near where I stood: and when he came, I was afraid, and fell upon my face: but he said unto me, Understand, O son of man: for at the time of the end shall be the vision.
KJV