New Revised Standard Version
I tell you this now, before it occurs, so that when it does occur, you may believe that I am he.

Contemporary English Version
I am telling you this before it all happens. Then when it does happen, you will believe who I am.

New American Bible
From now on I am telling you before it happens, so that when it happens you may believe that I AM.

Douay-Rheims Bible
At present I tell you, before it come to pass: that when it shall come to pass, you may believe that I am he.

At present I tell you, before it come to pass: that when it shall come to pass, you may believe that I am he.

Now.

John 14:29 And now I have told you before it come to pass: that when it shall come to pass, you may believe.

John 16:4 But these things I have told you, that when the hour shall come, you may remember that I told you of them.

Isaiah 41:23 Shew the things that are to come hereafter, and we shall know that ye are gods. Do ye also good or evil, if you can: and let us speak, and see together.

Isaiah 48:5 I foretold thee of old, before they came to pass I told thee, lest thou shouldst say: My idols have done these things, and my graven and molten things have commanded them.

Matthew 24:25 Behold I have told it to you, beforehand.

Luke 21:13 And it shall happen unto you for a testimony.

that I.

John 1:15 John beareth witness of him and crieth out, saying: This was he of whom I spoke: He that shall come after me is preferred before me: because he was before me.

John 8:23,24,58 And he said to them: You are from beneath: I am from above. You are of this world: I am not of this world. . . .

Isaiah 43:10 You are my witnesses, saith the Lord, and my servant whom I have chosen: that you may know, and believe me, and understand that I myself am. Before me there was no God formed, and after me there shall be none.

Malachi 3:1 Behold I send my angel, and he shall prepare the way before my face. And presently the Lord, whom you seek, and the angel of the testament, whom you desire, shall come to his temple. Behold, he cometh, saith the Lord of hosts.

Matthew 11:3 Art thou he that art to come, or look we for another?

Revelation 1:17,18 And when I had seen him, I fell at his feet as dead. And he laid his right hand upon me, saying: Fear not. I am the First and the Last, . . .