Here, for example, is part of a Christian prayer:

It is also conceivable that the election could lead to a Christian prayer before 90 percent of the football games.

Similarly I impress upon you the habit of saying a Christian prayer every night and morning.

In this case, the school district had allowed students to read overtly Christian prayers.

In this form they are a traditional Latin Christian prayer.

Luther hailed it as one of the greatest Christian prayers ever.

With that, he kneeled and made a very beautiful and Christian prayer.

The text ends with a Christian prayer for the soul of his son.

It was even ritualized in some Jewish and Christian prayers.

The third party studies discussed here have all been performed using Christian prayers.