The Prophet would divide (his time) equally between his wives and said: "O Allah! This is my division in what I have control over, so do not punish me for what You have control over which I do not have control over."
أَنَّ النَّبِيَّ ﷺ كَانَ يَقْسِمُ بَيْنَ نِسَائِهِ فَيَعْدِلُ وَيَقُولُ اللَّهُمَّ هَذِهِ قِسْمَتِي فِيمَا أَمْلِكُ فَلاَ تَلُمْنِي فِيمَا تَمْلِكُ وَلاَ أَمْلِكُ