And when the seven thunders spoke [words], I started to write down [what the voices said], but I heard a voice from heaven saying, "Seal up what the seven thunders have [just] said, and do not write them down."

What I am telling you in the darkness [i.e., in obscurity], you tell it in the light [i.e., openly]. And what you hear [whispered] in your ear [you should] declare it from the housetops.

For

The person who reads this [book] and those who listen to the words of this prophecy and who obey what is written in it are blessed, for the time [when some of it will occur] is near. [See verse 1].

The night is almost over and the day is near. So, we should stop doing the deeds of darkness [i.e., sinful things] and we should arm ourselves with the weapons of light [i.e., virtues for right living].

Do not allow anyone to deceive you in any way, for it will not occur until the rebellion comes first and the man of lawlessness becomes evident. [Note: This "rebellion" refers to a significant falling away from the teaching and practice of true Christianity (See I Tim. 4:1), characterized by the rise of an authoritarian religious leader]. This man is doomed to be destroyed

But the end of everything [as far as your lives are concerned] is near, so be sensible, and sober [so as to be] prayerful.