If under the assumption that God is omnipresent, then that statement is true.
Well, not really since
arriving implies that they were not there before hand. It may be more accurate to say that God continued to exist where the train arrived at 5.15
On a separate note I would like to make mention of a newly released book that should be of interest to theists, atheists and just thinkers in general.
It is the
Blackwell Companion to Natural Theology
It is a collection and defense of all the current most formidable arguments for the existence of God. Each essay has been written by an author who represents the cutting edge of the particular argument for which they are defending.
A brief overview of the chapters/arguments contained and their authors:
1. The Project of Natural Theology: Charles Taliaferro (St. Olaf College)
2. The Leibnizian Cosmological Argument: Alexander R. Pruss (Baylor University)
3. The Kalam Cosmological Argument: William Lane Craig (Talbot School of Theology) and James D. Sinclair)
4. The Teleological Argument: An Exploration of the Fine-Tuning of the Universe: Robin Collins (Messiah College)
5. The Argument from Consciousness: J. P. Moreland (Talbot School of Theology)
6. The Argument from Reason: Victor Reppert (Glendale Community College and Grand Canyon University)
7. The Moral Argument: Mark D. Linville
8. The Argument from Evil: Stewart Goetz (Ursinus College)
9. The Argument from Religious Experience: Kai-Man Kwan (Hong Kong Baptist University)
10. The Ontological Argument: Robert E. Maydole (Davidson College)
11. The Argument from Miracles: A Cumulative Case for the Resurrection of Jesus of Nazareth: Timothy McGrew (Western Michigan University and LydiaMcGrew)
I have a copy in the mail, and can't wait to get stuck into it