Jedi trust the Force. Its why they are forbidden from forming attachments. When someone dies, they must accept it, even themselves.

Maul refused to die. He refused accept the balance of life and death. He survived on the singular hatred for Obi-Wan and, Force be damned, he would have his revenge.

It’s super rad, in my opinion. It makes both Maul and Qui-Gon better versions of what we were shown