How to send a text message when the mother of a comrade-in-arms dies?

The text message reads: "I am deeply saddened and can't express my grief over your mother's death. Please know that I will always support you and accompany you. "

This sentence expressed the sadness of his comrades who lost his mother, saying that he would always support and accompany his comrades to tide over the difficulties. This kind of expression can not only convey sincere grief, but also give comfort, encouragement and help to comrades in need of care and support. The number of words is moderate, and the wording is warm and concise.