Joshua 9:20

This [is what] we will do to them: we will let them live, so that the wrath [of God] does not come upon us for [violating] the oath which we have sworn to them.”

2 Samuel 21:1-6

There was famine in the days of David for three consecutive years; and David sought the presence (face) of the Lord [asking the reason]. The Lord replied, “It is because of Saul and his bloody house, because he put the Gibeonites to death.”

2 Chronicles 36:13

He also rebelled against King Nebuchadnezzar who had made him swear allegiance by God. He stiffened his neck and hardened his heart against turning to the Lord God of Israel.

Proverbs 20:25

It is a trap for a man to [speak a vow of consecration and] say rashly, “It is holy!”
And [not until] afterward consider [whether he can fulfill it].

Ezekiel 17:12-21

“Say now to the rebellious house, ‘Do you not know (realize) what these things mean?’ Tell them, ‘Hear this, the king of Babylon came to Jerusalem and took its king [Jehoiachin] and its princes and brought them with him to Babylon.

Zechariah 5:3-4

Then he said to me, “This is the curse that is going out over the face of the whole land; for everyone who steals will be cut off according to the writing on one side, and everyone who swears [oaths falsely] shall be cut off according to the writing on the other side.

Malachi 3:5

“Then I will come near you for judgment; I will be a swift witness against sorcerers, against adulterers, against perjurers, and against those who oppress the laborer in his wages and widows and the fatherless, and against those who turn away the alien [from his right], and those who do not fear Me [with awe-filled reverence],” says the Lord of hosts.

Romans 1:31

without understanding, untrustworthy, unloving, unmerciful [without pity].

1 Timothy 1:10

for sexually immoral persons, for homosexuals, for kidnappers and slave traders, for liars, for perjurers—and for whatever else is contrary to sound doctrine,

Treasury of Scripture Knowledge

Summary

Joshua 9:20

This we will do to them; we will even let them live, lest wrath be upon us, because of the oath which we sware unto them.

Lest wrath

Bible References

Lest wrath

He also rebelled against King Nebuchadnezzar who had made him swear allegiance by God. He stiffened his neck and hardened his heart against turning to the Lord God of Israel.

It is a trap for a man to [speak a vow of consecration and] say rashly, “It is holy!”
And [not until] afterward consider [whether he can fulfill it].

without understanding, untrustworthy, unloving, unmerciful [without pity].

for sexually immoral persons, for homosexuals, for kidnappers and slave traders, for liars, for perjurers—and for whatever else is contrary to sound doctrine,