It is narrated from Hazrat Umm Salamah (may Allah be pleased with her) that at the time of the Prophet’s (peace be upon him) passing, most of his prayers were performed sitting, and the most beloved deed to the Prophet (peace be upon him) was that which was done consistently, even if it was little.
Hadith Referenceمسند احمد / مسند النساء / 26726
Hadith Gradingحکم دارالسلام:حديث صحيح، أبو إسحاق مختلط ولم يتبين لنا أمر أبى الأحوص أسمع قبل اختلاط أبى إسحاق أم بعده، وقد توبع