James 1:6

But ask in faith, not doubting anything. For he that doubts is like the wave of the sea which is driven of the wind and is tossed from one side to another.

Ephesians 4:14

That we no longer be children, tossed to and fro and carried about with every wind of doctrine, by the sleight of men and cunning craftiness, by which they lie in wait to deceive,

Matthew 21:21-22

Jesus answered and said unto them, Verily I say unto you, If ye have faith and doubt not, ye shall not only do this to the fig tree, but also if ye shall say unto this mountain, Be thou removed, and be thou cast into the sea, it shall be done.

Mark 11:22-24

And Jesus, answering, said unto them, Have faith in God.

1 Timothy 2:8

I desire, therefore, that the men in every place, pray, lifting up holy hands, without wrath and strife.

Hebrews 10:23

let us hold fast the profession of our hope without wavering (for he is faithful that promised).

Hebrews 11:6

But without faith it is impossible to please God; for he that comes to God must believe that he is and that he is a rewarder of those that diligently seek him.

Hebrews 13:9

Be not taken out of the way with diverse and strange doctrines. For it is a good thing that the heart be established with grace, not with foods which have not profited those that have been occupied with them.

2 Peter 2:17

These are wells without water, clouds that are brought by a whirlwind, to whom gross darkness is reserved for ever.

Jude 1:12-13

These are spots in your banquets of charity, feeding themselves without any fear whatsoever: clouds without water, carried to and fro of the winds; trees withered as in fall, without fruit, twice dead, plucked up by the roots;

Genesis 49:4

Unstable as water, thou shalt not be principal because thou didst go up to thy father's bed; then thou became defiled, going up to my couch.

Treasury of Scripture Knowledge

Summary

But let him ask in faith, nothing wavering. For he that wavereth is like a wave of the sea driven with the wind and tossed.

Bible References

Let

Matthew 21:22
And all things, whatever ye shall ask in prayer, believing, ye shall receive.
Mark 11:22
And Jesus, answering, said unto them, Have faith in God.
1 Timothy 2:8
I desire, therefore, that the men in every place, pray, lifting up holy hands, without wrath and strife.
Hebrews 11:6
But without faith it is impossible to please God; for he that comes to God must believe that he is and that he is a rewarder of those that diligently seek him.

He

Genesis 49:4
Unstable as water, thou shalt not be principal because thou didst go up to thy father's bed; then thou became defiled, going up to my couch.
Ephesians 4:14
That we no longer be children, tossed to and fro and carried about with every wind of doctrine, by the sleight of men and cunning craftiness, by which they lie in wait to deceive,
Hebrews 10:23
let us hold fast the profession of our hope without wavering (for he is faithful that promised).
Hebrews 13:9
Be not taken out of the way with diverse and strange doctrines. For it is a good thing that the heart be established with grace, not with foods which have not profited those that have been occupied with them.
2 Peter 2:17
These are wells without water, clouds that are brought by a whirlwind, to whom gross darkness is reserved for ever.
Jude 1:12
These are spots in your banquets of charity, feeding themselves without any fear whatsoever: clouds without water, carried to and fro of the winds; trees withered as in fall, without fruit, twice dead, plucked up by the roots;