and that our Gospel came to you not in word only, but also in power, and in the Holy Spirit, and with much assurance. You know what kind of men we showed ourselves to be among you for your sake.
During the period of the Great Tribulation when the sixth seal is opened and these cataclysmic judgments are taking place in the universe, awesome fearful things happening. "And the kings of the earth and the chief captains and all will be hiding, calling unto the rocks and unto the mountains, fall on us and hide us from the face of the Lamb, for the day of His wrath has come and who shall be able to stand?" ( Revelation 6:15-17 )