Ê¿UyÅ«n akhbÄr al-Riá¸Ä - Content Chapter: Traditions about Ar-Ridha (a.s.) 137 - ÙÙØ¨ÙÙØ°Ùا Ø§ÙØ¥ÙØ³ÙØ§Ø¯Ù عÙÙ٠عÙÙÙÙÙ٠بÙÙÙ Ø£ÙØ¨Ù٠طاÙÙØ¨Ùâ Ø¹ÙÙÙÙÙÙÙØ§ÙسÙÙÙØ§Ù Ù Ø¨ÙØ§ÙÙÙØ±Ø¹ÙØ ÙÙØ¥ÙÙÙÙÙÙ ÙÙØ²ÙÙØ¯Ù ÙÙÙ Ø§ÙØ¯ÙÙÙ 31-137 According to the same documentation, Ali ibn Abi Talib (a.s.) said, âI advise you to eat gourds since they strengthen mental powers.â