Urantia Book
56:4.4
links to Old Testament References (KJV):
God is one:
1Sa 2:2,
2Sa 7:22,
1Ch 17:20,
2Ki 19:19,
De 6:4,
Is 44:6,
Ne 9:6,
De 4:35,
Is 45:5,
Ps 86:10,
Is 37:16