《三国志·蜀书·杜周杜许孟来尹李谯郤》
父亲李仁，智字德贤，跟同县人尹默一起游历荆州，师从司马徽，宋忠等人。
父仁，字德贤，与同县尹默俱游荆州，从司马徽、宋忠等学。
His father Li Ren, an intellectual with the courtesy name Dexian, traveled around Jingzhou with Yin Mo from the same county and studied under Sima Hui, Song Zhong, and others.