Leaven was used in connection with thanksgiving communion offerings, in which the offerer voluntarily made his presentation in a spirit of thankfulness for Jehovah’s many blessings.
فَقَدِ ٱسْتُخْدِمَتِ ٱلْخَمِيرَةُ فِي قَرَابِينِ ٱلشَّرِكَةِ ٱلَّتِي كَانَتْ تُقَرَّبُ طَوْعًا تَعْبِيرًا عَنِ ٱلشُّكْرِ لِيَهْوَه عَلَى بَرَكَاتِهِ ٱلْجَزِيلَةِ .‏