Article by Dan Doriani (MDiv, PhD, Westminster Theological Seminary; STM, Yale Divinity School; research fellow, Yale University, 1981, 1995), professor of theology at Covenant Theological Seminary; interim senior pastor at Briarwood Presbyterian Church in Birmingham, Alabama; and a Board member of The Gospel Coalition. 

https://www.thegospelcoalition.org/article/what-is-the-abomination-of-desolation