Hudhayl on Dhikr: Mention Allah at all times, except in the bathroom

Abu Sinan reported: Abdullah ibn Abi al-Hudhayl, may Allah have mercy on him, said, “Verily, Allah loves to be remembered in the market, and He loves to be mentioned in every circumstance except when relieving oneself.”

Source: Ḥilyat al-Awliyā’ 4/359

عَنْ أَبِي سِنَانٍ عَنْ عَبْدِ اللهِ بْنِ أَبِي الْهُذَيْلِ رحمه الله قَالَ إِنَّ اللهَ تَعَالَى  لَيُحِبُّ أَنْ يُذْكَرَ فِي السُّوقِ، وَيُحِبُّ أَنْ يُذْكَرَ عَلَى كُلِّ حَالٍ إِلَّا الْخَلَاءَ

4/359 حلية الأولياء وطبقات الأصفياء