Jabir (RA) narrated that the Messenger of Allah (PBUH) said, “Allah (SWT) increases a person’s lifespan as a result of serving his parents and treating them well.”
(Al-Hanafi, Ala al-Din Ali, Kanz al-Ummal, vol. 16, p. 465, Muassasat al-Risalah, Beirut, 1405 AH.)