Keeping the connection, which you are not required to give up
Some grief material talks about letting go, moving on, and severing the bond as though it were the goal. That is not the position here and it is not the position of the tradition.
The relationship continues, and it has things in it that you can still do. Supplication for them. Charity given on their behalf. Debts settled. Ties kept with the people they loved. Saying their name out loud in a house where everybody has gone quiet about it.
This matters for a practical reason as well as a religious one. A bereaved Muslim who keeps a living connection to the dead is doing something normal, and any framework that treats a continuing bond as a symptom is measuring you with the wrong instrument. Lesson six comes back to that.