Contradiction with Jeremiah 48:32
Discusses how the branches of Sibmah have not reached as far as Jazer, contrasting with the clear action of cutting off branches before harvest in Isaiah 18:5.
Jeremiah 48:32: O vine of Sibmah, I will weep for thee with the weeping of Jazer: thy plants are gone over the sea, they reach [even] to the sea of Jazer: the spoiler is fallen upon thy summer fruits and upon thy vintage.
Contradiction with John 15:2
Emphasizes the pruning of branches that bear no fruit for growth, contrasting with Isaiah 18:5, where fruitful branches are cut.
John 15:2: Every branch in me that beareth not fruit he taketh away: and every [branch] that beareth fruit, he purgeth it, that it may bring forth more fruit.
Contradiction with Matthew 13:30
Suggests letting both wheat and tares grow together until harvest, contrasting with the pre-harvest cutting in Isaiah 18:5.
Matthew 13:30: Let both grow together until the harvest: and in the time of harvest I will say to the reapers, Gather ye together first the tares, and bind them in bundles to burn them: but gather the wheat into my barn.
Contradiction with Ecclesiastes 3:2
States there is a time to plant and a time to pluck up, implying clear timing rather than premature cutting, which Isaiah 18:5 suggests.
Ecclesiastes 3:2: A time to be born, and a time to die; a time to plant, and a time to pluck up [that which is] planted; [to be...: Heb. to bear]
Contradiction with Ecclesiastes 11:4
Advises against observing the wind and refraining from sowing, contrasting Isaiah 18:5's proactive approach of cutting before harvest.
Ecclesiastes 11:4: He that observeth the wind shall not sow; and he that regardeth the clouds shall not reap.
Contradiction with Proverbs 26:1
Observes the inappropriateness of snow in summer, contrasting with the premature timing indicated in Isaiah 18:5.
Proverbs 26:1: As snow in summer, and as rain in harvest, so honour is not seemly for a fool.
Contradiction with Genesis 8:22
Promises the continued cycle of seedtime and harvest, contrasting with the interruption of this cycle in Isaiah 18:5.
Genesis 8:22: While the earth remaineth, seedtime and harvest, and cold and heat, and summer and winter, and day and night shall not cease. [While...: Heb. As yet all the days of the earth]