What will be the third plague?

Answer

"And the third angel poured out his vial upon the rivers and fountains of waters; and they became blood."
Verse 4.
NOTE-The second plague affects the sea. The third plague comes closer to the habitations of men,
and affects the land. The water supplies are contaminated.

Why did John write his testimony concerning God's love and purpose in giving Christ?
Who moved upon the prophets to give their messages?
In the judgment-hour message, whom are all called upon to fear, glorify, and worship?
What determines whose servants we are?
In what was shown the first tangible evidence of this \"falling away\" from the truth of God?
What were the names of these seven churches?
What did Christ learn through suffering?

Questions & Answers are from the book Bible Readings for the Home Circle