The Scripture (NT) teaches us to Pray. How to, Whom to, and What for: the Scripture listed below is only intended for a quick study. Some of the verses can stand alone but it is advisable to put the back into their own context for a better understanding. All text are from Kings James Version (KJV).
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 Corinthians 11:13 Judge in yourselves: is it comely that a woman pray unto God uncovered?
1 Corinthians 14:13-15 Wherefore let him that speaketh in an unknown tongue pray that he may interpret. 14 For if I pray in an unknown tongue, my spirit prayeth, but my understanding is unfruitful. 15 What is it then? I will pray with the spirit, and I will pray with the understanding also: I will sing with the spirit, and I will sing with the understanding also.
2 Corinthians 5:20 Now then we are ambassadors for Christ, as though God did beseech you by us: we pray you in Christ’s stead, be ye reconciled to God.
2 Corinthians 13:7 Now I pray to God that ye do no evil; not that we should appear approved, but that ye should do that which is honest, though we be as reprobates.
Philippians 1:9 And this I pray, that your love may abound yet more and more in knowledge and in all judgment;
Colossians 1:9 For this cause we also, since the day we heard it, do not cease to pray for you, and to desire that ye might be filled with the knowledge of his will in all wisdom and spiritual understanding;
1 Thessalonians 5:17 Pray without ceasing.
1 Thessalonians 5:23 And the very God of peace sanctify you wholly; and I pray God your whole spirit and soul and body be preserved blameless unto the coming of our Lord Jesus Christ.
1 Thessalonians 5:25 Brethren, pray for us.
2 Thessalonians 1:11 Wherefore also we pray always for you, that our God would count you worthy of this calling, and fulfil all the good pleasure of his goodness, and the work of faith with power:
2 Thessalonians 3:1 Finally, brethren, pray for us, that the word of the Lord may have free course, and be glorified, even as it is with you:
1 Timothy 2:8 I will therefore that men pray every where, lifting up holy hands, without wrath and doubting.
2 Timothy 4:16 At my first answer no man stood with me, but all men forsook me: I pray God that it may not be laid to their charge.
Hebrews 13:18 Pray for us: for we trust we have a good conscience, in all things willing to live honestly.
James 5:13 Is any among you afflicted? let him pray. Is any merry? let him sing psalms.
James 5:14 Is any sick among you? let him call for the elders of the church; and let them pray over him, anointing him with oil in the name of the Lord:
James 5:16 Confess your faults one to another, and pray one for another, that ye may be healed. The effectual fervent prayer of a righteous man availeth much.
1 John 5:16 If any man see his brother sin a sin which is not unto death, he shall ask, and he shall give him life for them that sin not unto death. There is a sin unto death: I do not say that he shall pray for it.