Murasaki finally dies after four years of illness. What was her dying wish and how did Genji react to it?

Murasaki has been very ill for the last four years, and she continues to ask his permission to become a nun. Genji continues to refuse, because he does not want Murasaki to leave him. Murasaki dies and Genji realizes his mistake. He is very distraught over this and Yugiri calls a priest to see if it's possible to administer the rights to Murasaki in an attempt to make things right.