The answer is: A man clothed in linen

Daniel 10:5

In Daniel 10, the river Hiddekel, which is part of the overall Tigris-Euphrates river system in what is now modern-day Iraq, serves as a captivating setting for Daniel's prophetic vision. There, he sees "a man clothed in linen," which is fascinating for several reasons. Clothing in the Bible often speaks to one's identity or status. For instance, linen was used by priests and in temple garments, indicating purity or divine significance. This figure is characterized as shining with an intensity that reflects divine perfection, evoking awe.

Now, let’s sparkle the dialogue a bit! This scene draws echoes of other significant compressive visions scattered throughout Scripture. For example, it invites comparisons to other instances of divine appearances, like Moses encountering God in the form of a burning bush or angels announcing milestones in biblical history, such as the birth of Jesus.

A bit of trivia? The Hiddekel is not merely a geographical reference; it's steeped in the region's history, with the Tigris and Euphrates being crucial to the ancient civilizations formed there—including Akkad and Babylon. Figuratively speaking, when one stands by those flowing waters, one stands by both history and prophecy.

In interpreting visions like Daniel’s, there’s often an idea of seeking deeper understanding—mysteries waiting to be unveiled. Daniel’s experience reminds us that profound insights can spring from time spent in meditative reflection by life’s flowing rivers, in both a literal and metaphorical sense.