6:17 come out from their midst Paul quotes Isa 52:11 to urge the believers in Corinth to separate themselves from the harmful influence of unbelievers. Such people opposed Paul and divided the church; the Corinthians must no longer tolerate their divisiveness.
Barry, J. D., Mangum, D., Brown, D. R., Heiser, M. S., Custis, M., Ritzema, E., … Bomar, D. (2012, 2016). Faithlife Study Bible (2 Co 6:17). Bellingham, WA: Lexham Press.