'According' in the Bible

Both were righteous in God’s sight, living without blame according to all the commands and requirements of the Lord.

it happened that he was chosen by lot, according to the custom of the priesthood, to enter the sanctuary of the Lord and burn incense.

“I am the Lord’s slave,” said Mary. “May it be done to me according to your word.” Then the angel left her.

And when the days of their purification according to the law of Moses were finished, they brought Him up to Jerusalem to present Him to the Lord

and to offer a sacrifice (according to what is stated in the law of the Lord: a pair of turtledoves or two young pigeons).

Now, Master,You can dismiss Your slave in peace,as You promised.

When they had completed everything according to the law of the Lord, they returned to Galilee, to their own town of Nazareth.

When He was 12 years old, they went up according to the custom of the festival.

[For according to the festival he had to release someone to them.]

Then they returned and prepared spices and perfumes. And they rested on the Sabbath according to the commandment.