Psalms 50:20

Thou sittest and speakest against thy brother; thou slanderest thine own mother's son.

Cross References

Matthew 10:21 And the brother shall deliver up the brother to death, and the father the child: and the children shall rise up against their parents, and cause them to be put to death.
Leviticus 19:16 Thou shalt not go up and down as a talebearer among thy people: neither shalt thou stand against the blood of thy neighbour: I am the LORD.
Psalms 31:18 Let the lying lips be put to silence; which speak grievous things proudly and contemptuously against the righteous.
Proverbs 10:18 He that hideth hatred with lying lips, and he that uttereth a slander, is a fool.
Matthew 5:11 Blessed are ye, when men shall revile you, and persecute you, and shall say all manner of evil against you falsely, for my sake.
Luke 22:65 And many other things blasphemously spake they against him.
1 Timothy 3:11 Even so must their wives be grave, not slanderers, sober, faithful in all things.
Titus 2:3 The aged women likewise, that they be in behaviour as becometh holiness, not false accusers, not given to much wine, teachers of good things;
Revelation 12:10 And I heard a loud voice saying in heaven, Now is come salvation, and strength, and the kingdom of our God, and the power of his Christ: for the accuser of our brethren is cast down, which accused them before our God day and night.