Matthew 3:7-9

But when he saw many of the Pharisees and Sadducees coming for baptism, he exclaimed, "O vipers' brood, who has warned you to flee from the coming wrath?

Acts 7:51-52

"O stiff-necked men, uncircumcised in heart and ears, you also are continually at strife with the Holy Spirit--just as your forefathers were.

Acts 20:26-27

Therefore I protest to you to-day that I am not responsible for the ruin of any one of you.

Titus 2:15

Thus speak, exhort, reprove, with all impressiveness. Let no one make light of your authority.

Revelation 1:10

In the Spirit I found myself present on the day of the Lord, and I heard behind me a loud voice which resembled the blast of a trumpet.

Revelation 4:1

After all this I looked and saw a door in Heaven standing open, and the voice that I had previously heard, which resembled the blast of a trumpet, again spoke to me and said, "Come up here, and I will show you things which are to happen in the future."

Revelation 14:9-10

And another, a third angel, followed them, exclaiming in a loud voice, "If any one worships the Wild Beast and his statue, and receives a mark on his forehead or on his hand,

Treasury of Scripture Knowledge

Summary

Cry aloud, spare not, lift up thy voice like a trumpet, and shew my people their transgression, and the house of Jacob their sins.

Bible References

Spare

Matthew 3:7
But when he saw many of the Pharisees and Sadducees coming for baptism, he exclaimed, "O vipers' brood, who has warned you to flee from the coming wrath?
Acts 7:51
"O stiff-necked men, uncircumcised in heart and ears, you also are continually at strife with the Holy Spirit--just as your forefathers were.
Acts 20:26
Therefore I protest to you to-day that I am not responsible for the ruin of any one of you.
Titus 2:15
Thus speak, exhort, reprove, with all impressiveness. Let no one make light of your authority.
Revelation 14:9
And another, a third angel, followed them, exclaiming in a loud voice, "If any one worships the Wild Beast and his statue, and receives a mark on his forehead or on his hand,