In his Heidelberg Catechism lectures, Zacharias Ursinus lists 17 “theses” on baptism. These form a section of their own, and they appear after his commentary and exposition of Heidelberg Lord’s Day 27. For those who have the hard-cover version of the P&R reprint titled Commentary on the Heidelberg Catechism, the theses begin on pg. 371. We have printed them in their entirety in what follows:
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