What is prayer?

Answer

Prayer is an offering up our desires to God (), by the assistance of the Holy Spirit (), for things agreeable to his will (; ), in the name of Christ (), believing (; ), with confession of our sins (; ), and thankful acknowledgments of his mercies ().

Read the 10 proof texts (KJV)

Psalm 62:8: Trust in him at all times; [ye] people, pour out your heart before him: God [is] a refuge for us. Selah.
Romans 8:26: Likewise the Spirit also helpeth our infirmities: for we know not what we should pray for as we ought: but the Spirit itself maketh intercession for us with groanings which cannot be uttered.
1 John 5:14: And this is the confidence that we have in him, that, if we ask any thing according to his will, he heareth us:
Romans 8:27: And he that searcheth the hearts knoweth what [is] the mind of the Spirit, because he maketh intercession for the saints according to [the will of] God.
John 16:23: And in that day ye shall ask me nothing. Verily, verily, I say unto you, Whatsoever ye shall ask the Father in my name, he will give [it] you.
Matthew 21:22: And all things, whatsoever ye shall ask in prayer, believing, ye shall receive.
James 1:6: But let him ask in faith, nothing wavering. For he that wavereth is like a wave of the sea driven with the wind and tossed.
Psalm 32:5-6: ⁵I acknowledged my sin unto thee, and mine iniquity have I not hid. I said, I will confess my transgressions unto the LORD; and thou forgavest the iniquity of my sin. Selah. ⁶For this shall every one that is godly pray unto thee in a time when thou mayest be found: surely in the floods of great waters they shall not come nigh unto him.
Daniel 9:4: And I prayed unto the LORD my God, and made my confession, and said, O Lord, the great and dreadful God, keeping the covenant and mercy to them that love him, and to them that keep his commandments;
Philippians 4:6: Be careful for nothing; but in every thing by prayer and supplication with thanksgiving let your requests be made known unto God.