Abu Hurairah reported,

The Messenger of Allah ﷺ said, "Whoever has two wives and inclines toward one of them over the other will come on the Day of Resurrection with one of his sides drooping."

Azami 6393

Sahih

عن أبي هريرة قال

قال رسول الله ﷺ: من كانت له امرأتان يميل مع إحداهما على الأخرى، جاء يوم القيامة وأحد شقيه ساقط.

الأعظمي 6393صحيح
Contents
Reference
Commentary
Ayat
Collection
Jami al-Kamil
Book
Marriage
Chapter
Rights and duties of the Muslim woman, and good treatment of her
Section
Whoever does not treat his wives equally
Numbering
Jami al-Kamil 6393 (2nd edition)
Azami 6393