That which is done continuously, even if it is small.  

أَنَّ رَسُولَ اللَّهِ ﷺ سُئِلَ أَىُّ الْعَمَلِ أَحَبُّ إِلَى اللَّهِ قَالَ أَدْوَمُهُ وَإِنْ قَلَّ  

"I asked 'Aishah and Umm Salamah about which deed did the Messenger of Allah ﷺ like to do most. They said: 'Whatever he could do regularly, even if it was little.'"  

سُئِلَتْ عَائِشَةُ وَأُمُّ سَلَمَةَ أَىُّ الْعَمَلِ كَانَ أَحَبَّ إِلَى رَسُولِ اللَّهِ ﷺ قَالَتَا مَا دِيمَ عَلَيْهِ وَإِنْ قَلَّ  

[Machine] The Messenger of Allah ﷺ loved the act of charity, as long as it was available to him, even if it was little.  

كَانَ أَحَبُّ الْعَمَلِ إِلَى رَسُولِ اللهِ ﷺ مَا دَامَ عَلَيْهِ وَإِنْ قَلَّ  

[Machine] "From the Prophet ﷺ , he said: The most beloved actions to Allah are those that are consistent, even if they are few."  

عَنِ النَّبِيِّ ﷺ قَالَ أَحَبُّ الْأَعْمَالِ إِلَى اللهِ ﷻ أَدْوَمُهَا وَإِنْ قَلَّ  

[Machine] "The most beloved deeds to the Prophet Muhammad ﷺ were those done consistently, even if they were few."  

«كَانَ أَحَبُّ الْأَعْمَالِ إِلَى رَسُولِ اللهِ ﷺ مَا دِيمَ عَلَيْهِ وَإِنْ قَلَّ»  

That which is done continuously, even if it is small. (Using translation from Muslim 782b)   

"أحبُّ الأعمالِ إلى اللهِ أدَوَمُها وإن قلَّ".  

"أحب العَمَل إلى الله: ما داوم عليه صاحِبُه، وإن قلّ".