John 15:7
If you remain in [fellowship with] me and my teaching remains in your hearts, [you can] ask for whatever you want, and it will be done for you.
1 John 5:14-15
And this is [how we can express] boldness in our relationship with God: Whatever we ask [of God, in prayer], so long as it is in harmony with His will for us, [we know] He hears our request.
John 15:16
You [apostles] did not choose me, but I chose you, and appointed you to go and bear much fruit [i.e., through their evangelizing], and that your fruit should last. Then the Father will give you whatever you ask Him for in my name [i.e. by my authority].
1 Peter 1:8
Although you have not seen Jesus, you [still] love Him and believe in Him, and this causes you to have an indescribable, glorious joy.