Jesus rebukes the Sadducees because they are mistaken about God's law. This may be written as a statement. AT: "You are mistaken because ... power of God." (See: [[rc://en/ta/man/translate/figs-rquestion]])
# you do not know the scriptures
This means that they do not understand what is written in the Old Testament scriptures.
# the power of God
"how powerful God is"
# For when they rise
Here the word "they" refers to the brothers and the woman from the example.
# rise from the dead ones
This means to become alive again. The phrase "the dead ones" refers to "dead people" and is a metaphor for being dead. AT: "are risen from being dead" (See: [[rc://en/ta/man/translate/figs-metaphor]])
# they neither marry nor are given in marriage
"they do not marry, and they are not given in marriage"