神所悅納的禁食(上) The fast that God accepts (1)
經文：以賽亞書 Isaiah 58:1-4
一、禱告蒙垂聽（4b） Prayers are heard on high
二、禁食要知罪(1-3a) Fasting requires confession of sins
三、不求己益處 (3b-4a) Do not seek self interest
