Contradiction with Proverbs 26:2
Proverbs 26:2 suggests that a curse does not come without a cause, implying purpose, which contradicts Amos 3:4's implication of events without clear reason.
Proverbs 26:2: As the bird by wandering, as the swallow by flying, so the curse causeless shall not come.
Contradiction with Ecclesiastes 9:11
Ecclesiastes 9:11 speaks of time and chance affecting all, suggesting randomness contrary to the implication in Amos 3:4 of cause and effect.
Ecclesiastes 9:11: I returned, and saw under the sun, that the race [is] not to the swift, nor the battle to the strong, neither yet bread to the wise, nor yet riches to men of understanding, nor yet favour to men of skill; but time and chance happeneth to them all.
Contradiction with Job 5:6-7
Job 5:6-7 acknowledges trouble naturally arising, contrasting Amos 3:4's suggestion of a cause for events represented by the roaring of a lion.
Job 5:6-7: Although affliction cometh not forth of the dust, neither doth trouble spring out of the ground; [affliction: or, iniquity]