It is narrated from Sayyiduna Ibn Abbas (may Allah be pleased with them both) that the Messenger of Allah (peace and blessings be upon him) said: "Any person whose two daughters reach maturity, and he treats them well for as long as they remain with him and he remains with them, they will cause him to enter Paradise."
Hadith Referenceالمعجم الكبير للطبراني / باب العين / 10790