Peter probably means here that Christ died in order to create a close relationship between us and God. (See: [[rc://en/ta/man/translate/figs-metaphor]])
# He was put to death in the flesh
Here "flesh" refers to Christ's body; Christ was physically put to death. This can be stated in active form. AT: "People put Christ to death physically" (See: [[rc://en/ta/man/translate/figs-metaphor]] and [[rc://en/ta/man/translate/figs-activepassive]])
# he was made alive by the Spirit
This can be stated in active form. AT: "the Spirit made him alive" (See: [[rc://en/ta/man/translate/figs-activepassive]])
# by the Spirit
Possible meanings are 1) by the Holy Spirit's power or 2) in a spiritual existence.