## tied together with ##

"teamed up with" or "have a close relationship with" (See: [[rc://en/ta/man/translate/figs-idiom]])

## what share does a believer have with an unbeliever? ##

Believers do not have the same values as unbelievers. AT: "what values does a believer share with an unbeliever?"

## what fellowship does light have with darkness?  ##

Light can not coexist with darkness. When light is present, darkness flees.

## with the demon Beliar ##

"Beliar" is another name for the devil.

## Or what share does a believer have together with an unbeliever ##

Believers and unbelievers have totally different values that they live by and those values oppose each other.

## we are the temple of the living God ##

Paul refers to the all the christians as forming a temple for God to dwell in. AT: "we have the Holy Spirit of God living within us."  (See: [[rc://en/ta/man/translate/figs-metaphor]])