'Shekels' in the Bible

"Sir, listen to me! The land is worth 400 shekels of silver, but what's that between us? You may bury your dead."

Abraham agreed with Ephron, so he weighed out to Ephron the money to which he had agreed publicly while the Hittites were listening: 400 shekels of silver at the current merchant rate.

When the camels had finished drinking, the man took out a gold nose ring weighing a half shekel and two bracelets for her wrists, weighing 10 shekels and presented them to her.