2 Samuel 15:7
After four years had passed, Absalom said to the king, “Please let me go to Hebron to fulfill a vow I have made to the LORD.
Berean Standard Bible
And it came to pass after forty years, that Absalom said unto the king, I pray thee, let me go and pay my vow, which I have vowed unto the LORD, in Hebron.
At the end of forty years, Absalom said to the king, “Please let me go and pay my vow, which I have vowed to the LORD, in Hebron.