What does "J" mean in poker, Sir? In English! (brain teaser)

There are two theories about the origin of poker: ancient Egypt and ancient India. At that time, it was a divination card, which was also a tarot card. The original tarot cards were composed of numbers and characters. J is jack, that is, knight; Q is QUEEN, that is, the queen; K is king, that is, king

Jack, what the guard means is

Spades K is King David in the Bible.

K of hearts is King Charles I of France.

The king of diamonds is Julius Caesar.

Club K is Alexander the Great of Macedonia.

Q of spades is Athena.

Q of hearts is Le Tiefu.

Q is Rachel, the wife of Jacob in the Bible.

Q of clubs is Magdalene, the lover of Samson, the great man in the Bible.

J of spades is Oz, knight of Charles I.

J of hearts is the warrior Keto.

The square j is Joan of Arc.

J of clubs is Lord Lancelot, one of King Arthur's knights.