Revelation Session 14 - Harvesting the Earth, the Saints (quite likely at this time) raptured, and the most likely "when" - per the prophetic model of sevens.

We go back into chapter 14 (and then to the beginning of 15) to not miss critical mention of a critical event - the deliverance of the saints from the wrath to come. And we read Moses' 2 songs to better understand the personality and workings of God, always.