New American Standard Bible (©1995)
"Truly I say to you, whoever says to this mountain, 'Be taken up and cast into the sea,' and does not doubt in his heart, but believes that what he says is going to happen, it will be granted him.

International Standard Version (©2008)
I tell you with certainty, if anyone says to this mountain, 'Be lifted up and thrown into the sea,' if he doesn't doubt in his heart but believes that what he says will happen, it will be done for him.

GOD'S WORD® Translation (©1995)
I can guarantee this truth: This is what will be done for someone who doesn't doubt but believes what he says will happen: He can say to this mountain, 'Be uprooted and thrown into the sea,' and it will be done for him.

King James Bible
For verily I say unto you, That whosoever shall say unto this mountain, Be thou removed, and be thou cast into the sea; and shall not doubt in his heart, but shall believe that those things which he saith shall come to pass; he shall have whatsoever he saith.

American King James Version
For truly I say to you, That whoever shall say to this mountain, Be you removed, and be you cast into the sea; and shall not doubt in his heart, but shall believe that those things which he said shall come to pass; he shall have whatever he said.

American Standard Version
Verily I say unto you, Whosoever shall say unto this mountain, Be thou taken up and cast into the sea; and shall not doubt in his heart, but shall believe that what he saith cometh to pass; he shall have it.

Bible in Basic English
Truly I say to you, Whoever says to this mountain, Be taken up and be put into the sea; and has no doubt in his heart, but has faith that what he says will come about, he will have his desire.

Douay-Rheims Bible
Amen I say to you, that whosoever shall say to this mountain, Be thou removed and be cast into the sea, and shall not stagger in his heart, but believe, that whatsoever he saith shall be done; it shall be done unto him.

Darby Bible Translation
Verily I say to you, that whosoever shall say to this mountain, Be thou taken away and cast into the sea, and shall not doubt in his heart, but believe that what he says takes place, whatever he shall say shall come to pass for him.

English Revised Version
Verily I say unto you, Whosoever shall say unto this mountain, Be thou taken up and cast into the sea; and shall not doubt in his heart, but shall believe that what he saith cometh to pass; he shall have it.

Webster's Bible Translation
For verily I say to you, that whoever shall say to this mountain, Be thou removed, and be thou cast into the sea; and shall not doubt in his heart, but shall believe that the things which he saith shall come to pass; he shall have whatever he saith.

Weymouth New Testament
In solemn truth I tell you that if any one shall say to this mountain, 'Remove, and hurl thyself into the sea,' and has no doubt about it in his heart, but stedfastly believes that what he says will happen, it shall be granted him.

World English Bible
For most certainly I tell you, whoever may tell this mountain, 'Be taken up and cast into the sea,' and doesn't doubt in his heart, but believes that what he says is happening; he shall have whatever he says.

Young's Literal Translation
for verily I say to you, that whoever may say to this mount, Be taken up, and be cast into the sea, and may not doubt in his heart, but may believe that the things that he saith do come to pass, it shall be to him whatever he may say.