And you (will) suffer not from thirst therein nor from the sun's heat.These two characteristics are also opposites. Thirst is the internal heat and being parched from lack of water, while the suns heat is the external heat.فَوَسْوَسَ إِلَيْهِ الشَّيْطَانُ قَالَ يَا ادَمُ هَلْ أَدُلُّكَ عَلَى شَجَرَةِ الْخُلْدِ وَمُلْكٍ لاَّ يَبْلَى