Acts 7:54

When they heard that, they were cut to the heart, and took counsel to slay them.

With hypocritical mockers in feasts, they gnashed upon me with their teeth.

He teareth me in his wrath, who hateth me: he gnasheth upon me with his teeth; mine enemy sharpeneth his eyes upon me.

There shall be weeping and gnashing of teeth, when ye shall see Abraham, and Isaac, and Jacob, and all the prophets, in the kingdom of God, and you yourselves thrust out.

And shall cast them into the furnace of fire: there shall be wailing and gnashing of teeth.

And cast ye the unprofitable servant into outer darkness: there shall be weeping and gnashing of teeth.

And they gave him audience unto this word, and then lifted up their voices, and said, Away with such a fellow from the earth: for it is not fit that he should live. And as they cried out, and cast off their clothes, and threw dust into the air,

All thine enemies have opened their mouth against thee: they hiss and gnash the teeth: they say, We have swallowed her up: certainly this is the day that we looked for; we have found, we have seen it.

And shall cast them into a furnace of fire: there shall be wailing and gnashing of teeth.

Then said the king to the servants, Bind him hand and foot, and take him away, and cast him into outer darkness; there shall be weeping and gnashing of teeth.

And shall cut him asunder, and appoint him his portion with the hypocrites: there shall be weeping and gnashing of teeth.

But the children of the kingdom shall be cast out into outer darkness: there shall be weeping and gnashing of teeth.

The wicked shall see it, and be grieved; he shall gnash with his teeth, and melt away: the desire of the wicked shall perish.