The church, baptism and the Lord’s Supper.
Essay
Drawing on Sinclair Ferguson, David argues that physical baptism is a seal because it is a naming ceremony: like a family name it cannot simply be undone, only accepted or denied, so believers should rejoice in it daily.
Worth knowing
A glossary of theological terms: the branches of theology, the five points of Calvinism, covenant theology, the church, the end times, key Reformed concepts from sola fide to concupiscence, and the major theological and philosophical systems.
Satan is fine with you going to church as long as you don't bear fruit.
Stop playing church. Stop doing what you want in God's name.
In Revelations it calls the church a lamp stand. A stand not a lamp because the church raises and makes visible the light and hope that is already there.