The answer is: A man clothed in linen

Daniel 10:5

When Daniel found himself by the river Hiddekel, which is commonly understood to be the Tigris River, he saw a remarkable vision of a man in linen. This striking figure exudes an aura of mystery and importance, and Bible scholars often interpret this vision as one of divine revelation. The man was not just any figure; he was described as having a countenance bright like lightning and eyes like flaming torches, showcasing the overwhelming nature of heavenly beings.

Now, let’s have some fun with trivia! The time period surrounding Daniel's visions occurs during the Babylonian Exile. Here, Jews lived in foreign lands, akin to dark chapters filled with hardship and hope alike. Daniel's spiritual encounters in such difficult circumstances offer profound insights—a thread that connects believers across ages and cultures.

Moreover, the "man in linen" echoes back to priestly and angelic figures mentioned elsewhere in scripture. For example, in Ezekiel's visions, we also stumble upon similar descriptions. Linen garments were typically associated with cleanliness and holiness, highlighting this character's significant role in communicating God's messages.

Notably, this vision also paves the way for majestic depiction in art throughout the Middle Ages—imagine those vivid colors splashing onto canvas as the medieval artists intended viewers to grasp the grandeur of divine encounters! Daniel's visions, thus, remind us of the intertwining themes of faith and revelation, even when life teeters on the edge of uncertainty.