Matthew 7:7-8
"Ask, and it will be given you; seek, and you will find; knock, and the door will be opened to you.
Philippians 4:6
Do not worry about anything; but in everything by prayer and supplication, with thanksgiving, let your requests be made known to God;
Hebrews 10:21-22
and since we have a great High Priest over the house of God;
James 4:2-3
You continually crave and do not obtain; you are killing and coveting and cannot acquire; you are fighting and at war. You do not have, because you do not ask.
1 John 5:14
Now the confidence which we have in him is this, that he listens to us whenever we ask anything that is in accordance with his will.