en_tn/eph/04/04.md

one body

All believers in the family of God are like the various members of a human body. (See: rc://en/ta/man/translate/figs-metaphor)

one Spirit

There is one Holy Spirit.

called in one

"specially chosen in one" or "appointed in one"

in one confident expectation

"in one sure hope".

Father of all...and in all

"Father of everything...over everything...through everything...in everything"