Mark 11:23

Amen I say to you, that whoever will say to this mountain, ‘Be taken up and cast into the sea,’ and who will not have hesitated in his heart, but will have believed: then whatever he has said be done, it shall be done for him

Other versions

King James Version

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.

English Standard Version

Truly, I say to you, whoever says to this mountain, 'Be taken up and thrown into the sea,' and does not doubt in his heart, but believes that what he says will come to pass, it will be done for him.

New International Version

"I tell you the truth, if anyone says to this mountain, 'Go, throw yourself into the sea,' and does not doubt in his heart but believes that what he says will happen, it will be done for him.