Commentary explaining the meaning of the ayahs. One passage often covers several ayahs, so neighbouring ayahs can show the same text.
Tafsir Ibne Kathir tafsir for Surah Ash-Shu'ara — Ayah 54
إِنَّ هَٰٓؤُلَآءِ لَشِرۡذِمَةٞ قَلِيلُونَ ٥٤
( لَشِرْذِمَةٌ قَلِيلُونَ ) Кучка малочисленная – т.е. маленькая(этническая) группа