The Messenger of Allah (ﷺ) used to divide his time equally and said: O Allah, this is my division concerning what I control, so do not blame me concerning what You control and I do not.

Abu Dawud said: By it meant the heart.
Sunan Abi Dawud Book 12, Hadith 89
← Previous Hadith The Prophet (ﷺ) said: When a man has two wives and he is inclined to one of them, he will come on the Day of resurrection with a side hanging down.

Sunan Abi Dawud Book 12, Hadith 88 Next Hadith → On the authority of his father that 'Aishah said: O my nephew, the Messenger of Allah (ﷺ) did not prefer one of us to the other in respect of his division of the time of his staying with us. It was very rare that he did not visit us any day (i.e. he visited all of us every day). He would come near each of his wives without having intercourse with her until he reached the one who had her day and passed his night with her. When Saudah daughter of Zam'ah became old and feared that the Messenger of Allah (ﷺ) would divorce her, she said: Messenger of Allah, I give to 'Aishah the day you visit me. The Messenger of Allah (ﷺ) accepted it from her. She said: We think that Allah, the Exalted, revealed about this or similar matter the Qur'anic verse: "If a wife fears cruelty or desertion on her husband's part...."

Sunan Abi Dawud Book 12, Hadith 90