 The Great Mosque of Gaza ( Arabic : جامع <unk> الكبير , transliteration : <unk> Ghazza al @-@ Kabīr ) also known as the Great Omari Mosque ( Arabic : المسجد <unk> الكبير , transliteration : <unk> al @-@ <unk> al @-@ Kabīr ) is the largest and oldest mosque in the Gaza Strip , located in Gaza 's old city . 
