The rule of faith refers to early creed-like summaries of the faith, which were circulating among Christians at about the same time that the NT texts were written and circulating. And so we had these two things operating together: the Spirit’s inspiration of these new texts—texts that help us to make sense of the new things God has done in Jesus Christ—alongside summary statements, which help us to see the connection between the new text and the old text in the OT, which help us to see the fullness