It is narrated from Sayyidah Umm Farwah (may Allah be pleased with her), and she had pledged allegiance to the Messenger of Allah (peace and blessings be upon him), that she heard the Messenger of Allah (peace and blessings be upon him) say: "The deed most beloved to Allah is hastening to perform the prayer at the beginning of its time."
Hadith Referenceالمعجم الكبير للطبراني / مسند النساء / 21670