1 Samuel 7:8
And the children of Israel said to Samuel, Cease not to cry unto the LORD our God for us, that he will save us out of the hand of the Philistines.
Isaiah 37:4
It may be the LORD your God will hear the words of Rabshakeh, whom the king of Assyria his master has sent to reproach the living God, and will reprove the words which the LORD your God has heard: therefore lift up your prayer for the remnant that is left.
1 Samuel 12:19-24
And all the people said unto Samuel, Pray for your servants unto the LORD your God, that we die not: for we have added unto all our sins this evil, to ask us a king.
Isaiah 62:1
For Zion's sake will I not hold my peace, and for Jerusalem's sake I will not rest, until its righteousness goes forth as brightness, and its salvation as a lamp that burns.
Isaiah 62:6-7
I have set watchmen upon your walls, O Jerusalem, who shall never hold their peace day nor night: you that make mention of the LORD, keep not silence.
James 5:16
Confess your faults one to another, and pray one for another, that you may be healed. The effectual fervent prayer of a righteous man avails much.