2 Samuel 22:7 In my distress I called to the LORD; I called out to my God. 

From His temple He heard my voice; my cry came to His ears.

2 Chronicles 20:12 O our God, will you not judge them? 

For we have no power to face this vast army that is attacking us. 

We do not know what to do, but our eyes are upon you.

Psalm 4:1 Answer me when I call to you, O my righteous God. 

Give me relief from my distress; be merciful to me and hear my prayer.

Psalm 17:1 Hear, O LORD, my righteous plea; listen to my cry. 

Give ear to my prayer--it does not rise from deceitful lips.

Psalm 27:8 My heart says of you, "Seek His face!" 

Your face, LORD, I will seek.

Psalm 30:10 Hear, O LORD, and be merciful to me; 

O LORD, be my help.

Psalm 145:18 The LORD is near to all who call on Him, 

to all who call on Him in truth.

Proverbs 15:29 The LORD is far from the wicked 

but he hears the prayer of the righteous.

Matthew 7:7 Ask and it will be given to you; seek and you will find; 

knock and the door will be opened to you. 

8 For everyone who asks receives; he who seeks finds; 

and to him who knocks, the door will be opened.

Romans 8:26 In the same way, the Spirit helps us in our weakness. 

We do not know what we ought to pray for, 

but the Spirit himself intercedes for us with groans that words cannot express.

Ephesians 6:18 And pray in the Spirit on all occasions with all kinds of prayers 

and requests. 

With this in mind, be alert and always keep on praying for all the saints.

Philippians 4:6 Do not be anxious about anything, but in everything, 

by prayer and petition, with thanksgiving, present your requests to God.

Colossians 4:2 Devote yourselves to prayer, being watchful and thankful.

1 Thessalonians 5:17 pray continually;

Hebrews 4:16 Let us then approach the throne of grace with confidence, 

so that we may receive mercy and find grace to help us in our time of need.

James 4:3 When you ask, you do not receive, because you ask with wrong motives, 

that you may spend what you get on your pleasures.

James 5:16 Therefore confess your sins to each other and pray for each other 

so that you may be healed. 

The prayer of a righteous man is powerful and effective.