Commentary explaining the meaning of the ayahs. One passage often covers several ayahs, so neighbouring ayahs can show the same text.
English Al-Mukhtasar tafsir for Surah Ar-Rahman — Ayah 50
فِيهِمَا عَيۡنَانِ تَجۡرِيَانِ ٥٠
In the two gardens there will be two springs flowing between them with water.