'Says' in the Bible

"Go and tell David my servant, 'Thus says Yahweh, "You shall not build me a house to dwell in;

"Now therefore, you shall tell my servant David, 'Thus says Yahweh of Armies, "I took you from the sheep pen, from following the sheep, that you should be prince over my people Israel.

"Go and speak to David, saying, 'Thus says Yahweh, "I offer you three things. Choose one of them, that I may do it to you."'"

So Gad came to David, and said to him, "Thus says Yahweh, 'Take your choice: