forbade men and women to enter bathhouses, then he allowed men to enter them wearing a waist wrap, but he did not make the same allowance for women.
Sunan Ibn Majah Book 33, Hadith 93
← Previous Hadith "The Messenger of Allah(ﷺ) said: 'You will conquer the lands of the non-Arabs, where you will find houses called Hammamat (bathhouses). Men Should only enter them wearing a waist wrap, and do not let women enter them unless they are sick or bleeding following childbirth."

Sunan Ibn Majah Book 33, Hadith 92 Next Hadith → "Perhaps you are among those (women) who enter bathhouses? I heard the Messenger of Allah(ﷺ) say: 'Any woman who takes off her clothes anywhere but in her husband's house, has torn the screen between her and Allah.'"

Sunan Ibn Majah Book 33, Hadith 94