Matthew 21:22
All things whatsoever you may ask in prayer, believing, you shall receive.
John 11:42
I know that Thou dost always hear Me; but on account of the multitude standing around I spoke, in order that they might believe that Thou didst send Me.
John 16:23
And in that day you will ask of me nothing. Truly, truly, I say unto you, Whatsoever you may ask the Father, He will give it to you in my name.
Romans 8:27-28
but he that searches the hearts knows what is the mind of the Spirit, because he makes intercession towards God in behalf of the saints.
1 John 5:14-15
And this is the assurance which we have toward him, that, if we may ask anything according to his will, he hears us.