The Divinely Acceptable Prayer

Ques. 116. Why is prayer necessary for Christians?  Ans. Because it is the chief part of thankfulness which God requires of us: and also, because God will give his grace and Holy Spirit to those only, who with sincere desires continually ask them of him, and are thankful for them.  Ques. 117. What are the requisites of that prayer, which is acceptable to God, and which he will hear?  Ans. First, that we from the heart pray to the one true God only, who has manifested himself in his word, for...