It is narrated from Sayyiduna Sahl bin Sa'd (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "People will continue to be in goodness as long as they hasten to break the fast and do not delay it the way the people of the East delay it."
Hadith Referenceالمعجم الكبير للطبراني / باب السين / 5859