1 Corinthians 6:16; 1 Corinthians 10:8; 1 Corinthians 16:2

1 Corinthians 6:16

16 What? know ye not that he which is joined to an harlot is one body? for two, saith he, shall be one flesh.

1 Corinthians 10:8

8 Neither let us commit fornication, as some of them committed, and fell in one day three and twenty thousand.

1 Corinthians 16:2

2 Upon the first day of the week let every one of you lay by him in store, as God hath prospered him, that there be no gatherings when I come.