Revelation 9:19

For the power of the horses is in their mouths and in their tails, for their tails, which resemble snakes, have heads, and they inflict injury with them.

Isaiah 9:15

The head is the elder, the honored one;
the tail is the prophet, the lying teacher.

Ephesians 4:14

Then we will no longer be little children, tossed by the waves and blown around by every wind of teaching, by human cunning with cleverness in the techniques of deceit.

Revelation 9:10

and they had tails with stingers like scorpions, so that with their tails they had the power to harm people for five months.

Treasury of Scripture Knowledge

Summary

For their power is in their mouth, and in their tails: for their tails were like unto serpents, and had heads, and with them they do hurt.

Bible References

In their tails

Revelation 9:10
and they had tails with stingers like scorpions, so that with their tails they had the power to harm people for five months.
Isaiah 9:15
The head is the elder, the honored one;
the tail is the prophet, the lying teacher.
Ephesians 4:14
Then we will no longer be little children, tossed by the waves and blown around by every wind of teaching, by human cunning with cleverness in the techniques of deceit.

Holman Christian Standard Bible®, Copyright © 1999, 2000, 2002, 2003, 2009 by Holman Bible Publishers.