Numbers 20:20

“Please let us pass through your land. We will not pass through field or through vineyard, neither will we drink from the water of the wells. We will go along the king’s highway. We will not turn away to the right hand nor to the left, until we have passed your border.”

Edom said to him, “You shall not pass through me, lest I come out with the sword against you.”

The children of Israel said to him, “We will go up by the highway; and if we drink your water, I and my livestock, then I will give its price. Only let me, without doing anything else, pass through on my feet.”

Thus Edom refused to give Israel passage through his border, so Israel turned away from him.

They traveled from Kadesh, and the children of Israel, even the whole congregation, came to Mount Hor.

The LORD spoke to Moses and Aaron in Mount Hor, by the border of the land of Edom, saying,