# the requirements of the law might be fulfilled in us

You can translate this in an active form. Alternate translation: "we might fulfill what the law requires" (See: [[rc://en/ta/man/translate/figs-activepassive]])

# we who walk not according to the flesh

Walking on a path is a metaphor for how a person lives his life. The flesh is an idiom for sinful human nature. Alternate translation: "we who do not obey our sinful desires" (See: [[rc://en/ta/man/translate/figs-metaphor]] or [[rc://en/ta/man/translate/figs-idiom]])

# but according to the Spirit

"but who obey the Holy Spirit"