Matthew 7:7
Ask, and it shall be given you; seek, and you shall find; knock, and it shall be opened to you:
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James 5:15-16
And the prayer of faith shall save the sick, and the Lord shall raise him up; and if he have committed sins, they shall be forgiven him.
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Matthew 17:20
And Jesus said to them, Because of your unbelief: for truly I say to you, If you have faith as a grain of mustard seed, you shall say to this mountain, Remove hence to yonder place; and it shall remove; and nothing shall be impossible to you.
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Matthew 21:21
Jesus answered and said to them, Truly I say to you, If you have faith, and doubt not, you shall not only do this which is done to the fig tree, but also if you shall say to this mountain, Be you removed, and be you cast into the sea; it shall be done.
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John 14:14
If you shall ask any thing in my name, I will do it.
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Mark 11:24
Therefore I say to you, What things soever you desire, when you pray, believe that you receive them, and you shall have them.
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