Mark 11:23

English Standard Version

23 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. (Ps46:2; Mt17:20; Mr16:17; Joh14:12; Ro4:20; Ro14:23; 1Co13:2; Jas1:6; Re8:8)

New International Version

23 “Truly[1] I tell you, if anyone says to this mountain, ‘Go, throw yourself into the sea,’ and does not doubt in their heart but believes that what they say will happen, it will be done for them.

New Int. Readers Version

23 “What I'm about to tell you is true. Suppose one of you says to this mountain, ‘Go and throw yourself into the sea.’ You must not doubt in your heart. You must believe that what you say will happen. Then it will be done for you.

King James Version

23 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.