Those who ignore the study of end times prophecy are fond of quoting this famous line which appears in various forms in Matt. 24:36, Matt. 24:42,44, Matt. 24:50 and Matt 25:13 as their justification.
I think it is also possible that they “may” attribute Jesus’ return at the Second Coming as an “alien invasion,” just has they “may” attribute the same to the Rapture.
Revelation chapter 13 introduces us to two beasts. The first beast is the Antichrist and he will rise up out of the sea (Revelation 13:1); a symbol in the book of Revelation for peoples, and multitudes, and nations, and tongues (Revelation 17:15).
“Declaring the end from the beginning, and from ancient times the things that are not yet done, saying, My counsel shall stand, and I will do all my pleasure:” Isaiah 46:10. God is not bound by our concept of time.
Most always the confutation over the issue of children and the rapture of the church is wrapped around the scripture: “For the unbelieving husband is sanctified by the wife, and the unbelieving wife is sanctified by the husband: else were your children unclean; but now are they holy” (1 Cor. 7:14).