إِنِّي امْرَأَةٌ مِنْ أَكْرَمِ جُرْثُومَةٍ وَأَطْهَرِ أُرُومَةٍ وَأَشْرَفِ خُؤُولَةٍ وَعُمُومَةٍ
I belong to the noblest stock, the purest lineage, and honorable maternal and paternal kin.
Jurthūmah / urūmah both point to origin or root. Khūʾūlah concerns maternal relatives and ʿumūmah paternal relatives.
She elaborates ancestry on both sides. The rhyme lends dignity to the claim, but the account remains her self-presentation within the court scene.