He used a Greek word that, according to one reference work, has the sense of “a favour freely done, without claim or expectation of return. ” It is unearned and unmerited.
بِحَسَبِ أَحَدِ ٱلْمَرَاجِعِ ،‏ تُشِيرُ ٱلْكَلِمَةُ ٱلْيُونَانِيَّةُ إِلَى « مَعْرُوفٍ أَوْ إِحْسَانٍ يُقَدِّمُهُ ٱلشَّخْصُ دُونَ أَنْ يَتَوَقَّعَ شَيْئًا فِي ٱلْمُقَابِلِ » .‏