1 Corinthians 7:2

7:2 But because of immoralities, each man should have relations with his own wife and each woman with her own husband.

1 Corinthians 11:10

11:10 For this reason a woman should have a symbol of authority on her head, because of the angels.

11:13 Judge for yourselves: Is it proper for a woman to pray to God with her head uncovered?