alkafi-15230Vol. 8, p. 306
سَأَلْتُ أَبَا عَبْدِ اللَّهِ ع- عَنِ الْحَرِّ وَ الْبَرْدِ مِمَّا يَكُونَانِ فَقَالَ لِي يَا أَبَا أَيُّوبَ[1] إِنَّ الْمِرِّيخَ كَوْكَبٌ حَارٌّ وَ زُحَلَ كَوْكَبٌ بَارِدٌ فَإِذَا بَدَأَ الْمِرِّيخُ فِي الِارْتِفَاعِ انْحَطَّ زُحَلُ وَ ذَلِكَ فِي الرَّبِيعِ فَلَا يَزَالانِ كَذَلِكَ كُلَّمَا ارْتَفَعَ الْمِرِّيخُ دَرَجَةً انْحَطَّ زُحَلُ دَرَجَةً ثَلَاثَةَ أَشْهُرٍ حَتَّى يَنْتَهِيَ الْمِرِّيخُ فِي الِارْتِفَاعِ وَ
O Abu Ayyub! Mars is a hot planet and Saturn is a cold planet. So if Mars begins to rise, the Saturn goes lower, and that is in the spring. So they do not stop being like that. Every time Mars rises a level, Saturn falls for three months until the Mars ends up high and Saturn ends up in the decline. For the Mars that i