'Prayer' in the Bible

Let your ear now be attentive, and your eyes open, that you may listen to the prayer of your servant, which I pray before you at this time, day and night, for the children of Israel your servants while I confess the sins of the children of Israel, which we have sinned against you. Yes, I and my father's house have sinned.

Lord, I beg you, let your ear be attentive now to the prayer of your servant, and to the prayer of your servants, who delight to fear your name; and please prosper your servant this day, and grant him mercy in the sight of this man." Now I was cup bearer to the king.

But we made our prayer to our God, and set a watch against them day and night, because of them.

and Mattaniah the son of Mica, the son of Zabdi, the son of Asaph, who was the chief to begin the thanksgiving in prayer, and Bakbukiah, the second among his brothers; and Abda the son of Shammua, the son of Galal, the son of Jeduthun.