18 And they slew them not, because the princes of the multitude had sworn in the name of the Lord, the God of Israel. Then all the common people murmured against the princes.
Joshua 9:18 Cross References - DouayRheims
2 Samuel 21:7
7 And the king spared Miphiboseth the son of Jonathan the son of Saul, because of the oath of the Lord, that had been between David and Jonathan the son of Saul.
Psalms 15:4
4 In his sight the malignant is brought to nothing: but he glorifieth them that fear the Lord. He that sweareth to his neighbour, and deceiveth not;
Ecclesiastes 5:2
2 (5:1) Speak not any thing rashly, and let not thy heart be hasty to utter a word before God. For God is in heaven, and thou upon earth: therefore let thy words be few.
Ecclesiastes 5:6
6 (5:5) Give not thy mouth to cause thy flesh to sin: and say not before the angel: There is no providence: lest God be angry at thy words, and destroy all the works of thy hands.
Ecclesiastes 9:2
2 But all things are kept uncertain for the time to come, because all things equally happen to the just and to the wicked, to the good and to the evil, to the clean and to the unclean, to him that offereth victims, and to him that despiseth sacrifices. As the good is, so also is the sinner: as the perjured, so he also that sweareth truth.