Esther 2:7

2:7 Now he was acting as the guardian of Hadassah (that is, Esther), the daughter of his uncle, for neither her father nor her mother was alive. This young woman was very attractive and had a beautiful figure. When her father and mother died, Mordecai had raised her as if she were his own daughter.

Esther 4:8

4:8 He also gave him a written copy of the law that had been disseminated in Susa for their destruction so that he could show it to Esther and talk to her about it. He also gave instructions that she should go to the king to implore him and petition him on behalf of her people.