But if the unbeliever leaves, let him leave. The brother or the sister is not bound in such [cases]. But God has called us in peace.

so that there would not be any division in the body [Note: Paul here leaves the analogy of the physical body and makes application to the spiritual body, the church], but that its parts should have equal concern for each other.

So let no one disparage him. When he leaves to rejoin me, speed him cordially on his journey, for I am expecting him along with the other brothers.

Love never falters: but whether gifts of prophecies, they shall be left unemployed; whether tongues, they shall cease; whether knowledge, it shall be left unemployed.

But if she does leave, she must remain unmarried or be reconciled to her husband—and a husband is not to leave his wife.