I thought I would bring to your attention the teaching on fasting from the prophets and from the Injil. Shout it aloud, do not hold back. Raise your voice like a trumpet. Declare to my people their rebellion and to the house of Jacob their sins. For day after day they seek me out; they seem eager to know my ways, as if they were a nation that does what is right and has not forsaken the commands of its God. They ask me for just decisions and seem eager for God to come near them. 'Why have we fasted,' they say, 'and you have not seen it? Why have we humbled ourselves, and you have not noticed?' "Yet on the day of your fasting, you do as you please and exploit all your workers. Your fasting ends in quarreling and strife, and in striking each other with wicked fists. You cannot fast as you do today and expect your voice to be heard on high. Is this the kind of fast I have chosen, only a day for a man to humble himself? Is it only for bowing one's head like a reed ...
Jeremiah 17:7-8: "Blessed is the man that trusteth in the LORD, and whose hope the LORD is. For he shall be as a tree planted by the waters, and that spreadeth out her ROOTS BY THE RIVER, and shall not see when heat cometh, but her leaf shall be green; and shall not be careful in the year of drought, neither shall cease from yielding fruit."