'Talents' in the Bible

So the king of Aram said, Go then; and I will send a letter to the king of Israel. And he went, taking with him ten talents of silver and six thousand shekels of gold, and ten changes of clothing.

And Naaman said, Be good enough to take two talents. And forcing him to take them, he put two talents of silver in two bags, with two changes of clothing, and gave them to his two servants to take before him.

In his day, Pul, the king of Assyria, came up against the land; and Menahem gave Pul a thousand talents of silver so that he might let him keep the kingdom.

And Hezekiah, king of Judah, sent to Lachish, to the king of Assyria, saying, I have done wrong; give up attacking me, and whatever you put on me I will undergo. And the payment he was to make was fixed by the king of Assyria at three hundred talents of silver and thirty talents of gold.

And Pharaoh-necoh put him in chains at Riblah in the land of Hamath, so that he might not be king in Jerusalem; and took from the land a tax of a hundred talents of silver and a talent of gold.