Matthew 15:19
For out of the heart proceed wicked thoughts, murder, adultery, fornication, theft, perjury, impiety of speech.
Matthew 26:59
Meanwhile the High Priests and the whole Sanhedrin were seeking false testimony against Jesus in order to put Him to death;
Acts 6:13
Here they brought forward false witnesses who declared, "This fellow is incessantly speaking against the Holy Place and the Law.
2 Timothy 2:23
But avoid foolish discussions with ignorant men, knowing--as you do--that these lead to quarrels;
James 3:14-16
But if in your hearts you have bitter feelings of envy and rivalry, do not speak boastfully and falsely, in defiance of the truth.
James 3:18
And peace, for those who strive for peace, is the seed of which the harvest is righteousness.
3 John 1:9-10
I wrote to the Church, but Diotrephes, who loves to have the first place among them, refuses to listen to us.