John 19:7

The Jews answered him, “We have a law [regarding blasphemy], and according to that law He should die, because He made Himself out to be the Son of God.”

John 5:18

This made the Jews more determined than ever to kill Him, for not only was He breaking the Sabbath [from their viewpoint], but He was also calling God His own Father, making Himself equal with God.

Leviticus 24:16

Further, the one who blasphemes the name of the Lord shall most certainly be put to death; all the congregation shall stone him. The stranger as well as the native-born shall be put to death when he blasphemes the Name [of the Lord].

Matthew 26:63-66

But Jesus kept silent. And the high priest said to Him, “I call on You to swear a binding oath by the living God, that you tell us whether You are the Christ, the Son of God.”

Romans 1:4

and [as to His divine nature] according to the Spirit of holiness was openly designated to be the Son of God with power [in a triumphant and miraculous way] by His resurrection from the dead: Jesus Christ our Lord.

Deuteronomy 18:20

But the prophet who presumes to speak a word in My name which I have not commanded him to speak, or which he speaks in the name of other gods—that prophet shall die.’

Matthew 27:42-43

“He saved others [from death]; He cannot save Himself. He is the King of Israel; let Him now come down from the cross, and we will believe in Him and acknowledge Him.

Mark 14:61-64

But Jesus kept silent and gave no answer at all. Again the high priest was questioning Him, and saying to Him, “Are You the Christ (the Messiah, the Anointed), the Son of the Blessed One?”

Mark 15:39

When the centurion, who was standing opposite Him, saw the way He breathed His last [being fully in control], he said, “Truly this man was the Son of God!”

John 8:58-59

Jesus replied, “I assure you and most solemnly say to you, before Abraham was born, I Am.”

John 10:30-33

I and the Father are One [in essence and nature].”

John 10:36-38

[if that is true] then do you say of Him whom the Father sanctified and set apart for Himself and sent into the world, ‘You are blaspheming,’ because I said, ‘I am the Son of God’?

Treasury of Scripture Knowledge

Summary

The Jews answered him, We have a law, and by our law he ought to die, because he made himself the Son of God.

General references

Bible References

We have

Leviticus 24:16
Further, the one who blasphemes the name of the Lord shall most certainly be put to death; all the congregation shall stone him. The stranger as well as the native-born shall be put to death when he blasphemes the Name [of the Lord].
Deuteronomy 18:20
But the prophet who presumes to speak a word in My name which I have not commanded him to speak, or which he speaks in the name of other gods—that prophet shall die.’

Because

John 5:18
This made the Jews more determined than ever to kill Him, for not only was He breaking the Sabbath [from their viewpoint], but He was also calling God His own Father, making Himself equal with God.
John 8:58
Jesus replied, “I assure you and most solemnly say to you, before Abraham was born, I Am.”
John 10:30
I and the Father are One [in essence and nature].”
Matthew 26:63
But Jesus kept silent. And the high priest said to Him, “I call on You to swear a binding oath by the living God, that you tell us whether You are the Christ, the Son of God.”
Matthew 27:42
“He saved others [from death]; He cannot save Himself. He is the King of Israel; let Him now come down from the cross, and we will believe in Him and acknowledge Him.
Mark 14:61
But Jesus kept silent and gave no answer at all. Again the high priest was questioning Him, and saying to Him, “Are You the Christ (the Messiah, the Anointed), the Son of the Blessed One?”
Mark 15:39
When the centurion, who was standing opposite Him, saw the way He breathed His last [being fully in control], he said, “Truly this man was the Son of God!”
Romans 1:4
and [as to His divine nature] according to the Spirit of holiness was openly designated to be the Son of God with power [in a triumphant and miraculous way] by His resurrection from the dead: Jesus Christ our Lord.

General references

Daniel 6:5
Then these men said, “We will not find any basis for an accusation against this Daniel unless we find something against him in connection with the law of his God.”
Mark 14:64
You have heard the blasphemy [that is, His claim to be the Son of God]. What is your decision?” And they all condemned Him to be [guilty and] deserving of death.