Matthew 3:7-9

But when John saw that many of the Pharisees and Sadducees were coming for baptism, he said: "O brood of vipers! Who has warned you to flee from the wrath to come?

Acts 7:51-52

"Stiff-necked, uncircumcised in heart and ears! You are always resisting the Holy Ghost! As your fathers did, so do you.

Acts 20:26-27

So I testify to you this day that I am clear from the blood of all men;

Titus 2:15

Thus speak, exhort, reprove with all authority. Let no one despise you.

Revelation 1:10

I was in the Spirit on the Lord's day, and I heard a loud voice behind me, like a trumpet,

Revelation 4:1

After this, in my vision, I saw a door opened in heaven! And the first voice that I heard speaking with me was like a trumpet, saying, "Come up hither, and I will show you the things that must come to pass hereafter."

Revelation 14:9-10

And another angel, a third, followed them, crying with a mighty voice. "Whoever worships the beast and his image, And receives a brand 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 John saw that many of the Pharisees and Sadducees were coming for baptism, he said: "O brood of vipers! Who has warned you to flee from the wrath to come?
Acts 7:51
"Stiff-necked, uncircumcised in heart and ears! You are always resisting the Holy Ghost! As your fathers did, so do you.
Acts 20:26
So I testify to you this day that I am clear from the blood of all men;
Titus 2:15
Thus speak, exhort, reprove with all authority. Let no one despise you.
Revelation 14:9
And another angel, a third, followed them, crying with a mighty voice. "Whoever worships the beast and his image, And receives a brand on his forehead or on his hand,