Treacherous streams that run dry just when they are needed most serve as a powerful symbol for false hopes and broken trust. The imagery captures the bitter disappointment of relying on something that ultimately vanishes without a trace, examining how these waters—or those who follow them—disappear forever.
When observing the movement of these failing waters, commentators offer different perspectives. One approach suggests a powerful, gripping force [רש״י, מצודת ציון, מלבי״ם]. In this view, the rushing streams fiercely grab hold of and wash away everything in their path [מלבי״ם]. Alternatively, the waters tightly conceal their own route, disappearing so completely that no one knows where they went [מצודת דוד]. A different explanation is that the streams simply twist, bend, and distort their paths as they flow [אבן עזרא, ביאור שטיינזלץ].
The ultimate fate of these streams is to end in nothingness. Water naturally flows downward, but here it changes its very nature. As the heat beats down, the moisture dries up, turns into vapor, and rises into the air until it vanishes from the world entirely [אבן עזרא, מלבי״ם]. Another explanation is that the waters flow out into empty, desolate wastelands. Because they empty into barren areas where no person can reach or benefit from them, they are considered completely lost [מצודת דוד, מצודת ציון].
The primary approach among commentators is that this entire scene describes the streams and the water itself. However, another viewpoint suggests the focus is actually on the travelers. According to this explanation, when travelers see a stream overflowing, they attempt to climb toward dry land. Instead, they are swept away into the desert, losing their direction and perishing in the wasteland [אלשיך]. This idea is strongly rejected by others, who maintain that the focus remains strictly on the water, not the people wandering the desert [אבן עזרא].
On a deeper level, this imagery serves as a sharp metaphor directed by Job at his companions. The twisting, unpredictable paths of the streams represent his friends' arguments. Their words and theories amount to nothing, lacking logic and straying far from the truth or any balanced perspective. By comparing their advice to a deceitful, vanishing river, Job completely rejects the false hopes they try to plant in him. He makes it clear that their way of thinking is a dead end, offering no genuine comfort [תקות אנוש].