It is offered in faith in Christ, in trust in the Lord and his Word.
Common prayer presupposes a common faith.
Common prayer without a common faith presupposes that we can only pray for such things about which we are agreed. That means that we must cut away from the Christian faith all the things about which we disagree, so that all will be able to say amen. Such a common prayer is a sin. For it is sin to take something away from God's Word. In 1920 Dr. Theo.