Luke 18:1
Then Jesus told them a parable about their need to pray at all times and not lose heart:

Ephesians 6:18
Pray in the Spirit at all times, with every kind of prayer and petition. To this end, stay alert with all perseverance in your prayers for all the saints.

Romans 12:12
Be joyful in hope, patient in affliction, persistent in prayer.

Philippians 4:6
Be anxious for nothing, 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,

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 has great power to prevail.

Matthew 6:6
But when you pray, go into your inner room, shut your door, and pray to your Father, who is unseen. And your Father, who sees what is done in secret, will reward you.

1 Timothy 2:1
First of all, then, I urge that petitions, prayers, intercessions, and thanksgiving be offered for everyone—

Acts 1:14
With one accord they all continued in prayer, along with the women and Mary the mother of Jesus, and with His brothers.

1 Samuel 12:23
As for me, far be it from me that I should sin against the LORD by ceasing to pray for you. And I will continue to teach you the good and right way.

Daniel 6:10
Now when Daniel learned that the document had been signed, he went into his house, where the windows of his upper room opened toward Jerusalem, and three times a day he got down on his knees, prayed, and gave thanks to his God, just as he had done before.

Psalm 55:17
Morning, noon, and night, I cry out in distress, and He hears my voice.

Psalm 5:3
In the morning, O LORD, You hear my voice; at daybreak I lay my plea before You and wait in expectation.

Psalm 88:1
A song. A Psalm of the sons of Korah. For the choirmaster. According to Mahalath Leannoth. A Maskil of Heman the Ezrahite. O LORD, the God of my salvation, day and night I cry out before You.

Nehemiah 1:6
let Your eyes be open and Your ears attentive to hear the prayer that I, Your servant, now pray before You day and night for Your servants, the Israelites. I confess the sins that we Israelites have committed against You. Both I and my father’s house have sinned.