Joshua 3:16

3:16 the water coming downstream toward them stopped flowing. It piled up far upstream at Adam (the city near Zarethan); there was no water at all flowing to the sea of the Arabah (the Salt Sea). The people crossed the river opposite Jericho.

Joshua 6:26

6:26 At that time Joshua made this solemn declaration: “The man who attempts to rebuild this city of Jericho will stand condemned before the Lord. He will lose his firstborn son when he lays its foundations and his youngest son when he erects its gates!”