Joshua 9:18

18But the Israelites did not attack them, because the leaders of the assembly had sworn an oath to them by the Lord, the God of Israel.

The whole assembly grumbled against the leaders,

18But the sons of Israel did not attack them because the leaders of the congregation had sworn to them by the Lord, the God of Israel. And the whole congregation grumbled against the leaders.

18But the sons of Israel did not strike them because the leaders of the congregation had sworn to them by the Lord the God of Israel [to spare them]. And all the congregation murmured [expressing great dissatisfaction] against the leaders.

18But the Israelites did not attack them, because the leaders of the congregation had sworn an oath to them by the Lord, the God of Israel. And the whole congregation grumbled against the leaders.

18And the children of Israel smote them not, because the princes of the congregation had sworn unto them by Jehovah, the God of Israel. And all the congregation murmured against the princes.

18And the children of Israel slewe them not, because the Princes of the Congregation had sworne vnto them by the Lord God of Israel: wherefore all the Congregation murmured against the Princes.

18The children of Israel didn’t strike them, because the princes of the congregation had sworn to them by Yahweh, the God of Israel. All the congregation murmured against the princes.

18But they didn’t attack those cities. That’s because the leaders of the community had given their word and made a peace treaty with them. They had given their word in the name of the Lord, the God of Israel.

The whole community told the leaders they weren’t happy with them.

18The Israelites did not attack them, because of the promise that their leaders had made. They had made a strong promise in the name of the Lord God of Israel that they would not kill the Gibeonites.

The Israelite people were angry with their leaders, because of the agreement.

18and the sons of Israel have not struck them, for the princes of the congregation have sworn to them by YHWH, God of Israel, and all the congregation murmur against the princes.