Is the Heidelberg Catechism silent on the Holy Spirit? No! This article shows that the Catechism's testimony to the work of the Holy Spirit permeates the whole catechism. Here focus is on the work of the Holy Spirit in bringing sinners to faith and in Christ.

This article is an exposition of Lord's Day 20 of the Heidelberg Catechism, looking at the person and work of the Holy Spirit.

This article considers the life-changing power of the Holy Spirit, who works faith. It considers the confession regarding the Holy Spirit, in Lord’s Day 20 of the Heidelberg Catechism. It also discusses the name “Counsellor,” by which the Spirit was also known.