J. Douglas MacMillan has been held at that institution in his honour. According to Hywel Jones, MacMillan's preaching was marked by "powerful originality and strong orthodoxy". He is best known for his book "The Lord Our Shepherd" (). This is an exposition of Psalm 23, originally given to the Evangelical Movement of Wales in 1979. MacMillan drew on his 12 years of experience as a shepherd to argue that the shepherd theme pervades the entire psalm. MacMillan wrote a number of other books including "Wrestling with God" () consisting of addresses on the life of Jacob given to the Evangelical Movement of Wales
Psalm 110 the Temple in Jerusalem, the Levites would be saying that "the Lord spoke to my master"—i.e. to David. . However, the King James Version and many subsequent Christian translations capitalize the second word "Lord", intending that it refers to Jesus. As the is speaking to another Lord, Henry postulates that "two distinct divine Persons…are involved"—namely, God and Jesus. Henry further claims that in this psalm, David is acknowledging Christ's sovereignty and his (David's) subservience to him. Jesus himself quoted this verse during his trial before the Sanhedrin (), referring to himself, and states that this verse was fulfilled in the