Leviticus 24:16
and he who is execrating the name of Jehovah is certainly put to death; all the company do certainly cast stones at him; as a sojourner so a native, in his execrating the Name, is put to death.
Matthew 12:31
Because of this I say to you, all sin and evil speaking shall be forgiven to men, but the evil speaking of the Spirit shall not be forgiven to men.
Exodus 20:7
'Thou dost not take up the name of Jehovah thy God for a vain thing, for Jehovah acquitteth not him who taketh up His name for a vain thing.
1 Kings 21:10-13
and cause two men -- sons of worthlessness -- to sit over-against him, and they testify of him, saying, Thou hast blessed God and Melech; and they have brought him out, and stoned him, and he dieth.'
Psalm 74:10
Till when, O God, doth an adversary reproach? Doth an enemy despise thy name for ever?
Psalm 74:18
Remember this -- an enemy reproached Jehovah, And a foolish people have despised Thy name.
Psalm 139:20
Who exchange Thee for wickedness, Lifted up to vanity are Thine enemies.
Matthew 26:66
what think ye?' and they answering said, 'He is worthy of death.'
Mark 3:28-29
'Verily I say to you, that all the sins shall be forgiven to the sons of men, and evil speakings with which they might speak evil,
John 8:58-59
Jesus said to them, 'Verily, verily, I say to you, Before Abraham's coming -- I am;'
John 10:33-36
The Jews answered him, saying, 'For a good work we do not stone thee, but for evil speaking, and because thou, being a man, dost make thyself God.'
Acts 26:11
and in every synagogue, often punishing them, I was constraining them to speak evil, being also exceedingly mad against them, I was also persecuting them even unto strange cities.
1 Timothy 1:13
who before was speaking evil, and persecuting, and insulting, but I found kindness, because, being ignorant, I did it in unbelief,
James 2:7
do they not themselves speak evil of the good name that was called upon you?