'Forty one' in the Bible
those who were counted from the tribe of Asher were forty-one thousand five hundred.
And his division and the {ones counted} [are] forty-one thousand five hundred.
Now Rehoboam the son of Solomon reigned in Judah. He was forty-one years old when he began to reign, and he reigned seventeen years in Jerusalem, the city which, from all of the tribes of Israel, Yahweh chose to place his name. And the name of his mother [was] Naamah the Ammonitess.
He reigned forty-one years in Jerusalem, and the name of his mother [was] Maacah the daughter of Abishalom.
In the fifteenth year of Amaziah the son of Jehoash king of Judah, Jeroboam the son of Jehoash king of Israel began to reign in Samaria, [reigning] forty-one years.
So King Rehoboam was strengthened in Jerusalem, and he reigned [there]. Now, Rehoboam [was] forty-one years old when he became king, and he reigned seventeen years in Jerusalem, the city where Yahweh had chosen to put his name out of all the tribes of Israel. And the name of his mother [was] Naamah the Ammonite.