And in the famous case of Vidal v. Girard’s Executors (1844) this Court … observed:
‘It is also said, and truly, that the Christian religion is a part of the common law of Pennsylvania’ …
If we pass beyond these matters to a view of American life as expressed by its laws, its business, its customs and its society, we find everywhere a clear recognition of the same truth.
Among other matters note the following:
The form of oath universally prevailing, concluding with an appeal to the Almighty;
the custom of opening sessions of all deliberative bodies and most conventions with prayer;
the prefatory words of all wills, ‘In the name of God, amen’;
the laws respecting the observance of the Sabbath, with the general cessation of all secular business, and the closing of courts, legislatures, and other similar public assemblies on that day;