Hawzah News Agency – The merciful prophet of Islam (pbuh) says:

أفضَلُ الصَّدَقةِ أن يَتَعَلَّمَ المَرءُ المُسلمُ عِلماً ثُمّ يُعَلِّمَهُ أخاهُ المُسلِمَ.

‘The best form of charity is for the Muslim to gain knowledge and then teach it to his fellow Muslim brother.’

Source: Kanz al-Ummal, no. 16357