to kill a wild animal and cook some tasty food for your father before he dies. Your father said this because he wants to bless your brother with the LORD as his witness.
After Jericho was destroyed, Joshua warned the people, “Some day a man will rebuild Jericho, but the LORD will put a curse on him, and the man's eldest son will die when he starts to build the town wall. And by the time he finishes the wall and puts gates in it, all his children will be dead.”