'Written' in the Bible

This book of the law shall not depart out of your mouth, but you shall meditate on it day and night, that you may observe to do according to all that is written therein: for then you shall make your way prosperous, and then you shall have good success.

as Moses the servant of Yahweh commanded the children of Israel, as it is written in the book of the law of Moses, an altar of uncut stones, on which no man had lifted up any iron. They offered burnt offerings on it to Yahweh, and sacrificed peace offerings.

Afterward he read all the words of the law, the blessing and the curse, according to all that is written in the book of the law.

The sun stood still, and the moon stayed, until the nation had avenged themselves of their enemies. Isn't this written in the book of Jashar? The sun stayed in the midst of the sky, and didn't hurry to go down about a whole day.

"Therefore be very courageous to keep and to do all that is written in the book of the law of Moses, that you not turn aside from it to the right hand or to the left;