Dutifulness to parents after their death

Question 26: Is it permissible to show dutifulness to parents after their death?

Answer: Proofs from the Sunnah indicate that dutifulness can be shown to parents after their death by supplicating to Allaah for them, executing their will, maintaining ties of kinship, and being generous to their friends. It is reported in (Sunan ‘Aboo Daawood) on the authority of ‘Aboo Usayd Al-Sa`eedee (may Allaah be pleased with him) that he said..read more here.