On how God is to be worshipped today.
"God [is] a spirit; and they who worship him must worship [him] in spirit and truth" (John 4: 24).
Strange Fire - on the strange fire that Nadab and Abihu offered to God
Three Musts - why the Son of Man must be lifted up, why it is needful that we be born anew and why God must be worshipped in spirit and in truth
Two Veils Not One - the veil of the temple and the veil of the tabernacle and our approach to God
We Call on Him - on how the Old Testament practice of calling on the name of Jehovah is continued in Christianity by calling on the name of the Lord Jesus
Worship - what the Bible teaches as regards worship