«سُرُوجُ دَارِي الَّتِي وُلِدْتُ بِهَا»
Surūj is the town where I was born.
«وَالْأَصْلُ غَسَّانُ حِينَ أَنْتَسِبُ»
I trace my ancestry to Ghassān.
He invokes birthplace and lineage to establish a respectable identity. These are statements made by a character in his defence, not independently demonstrated facts about the dispute.
*Antasib* is a first-person present verb from the form VIII root involving affiliation: “I trace my lineage.” Its rhetorical role is self-introduction.