The answer is: A pillar of cloud and of fire

Exo 13:21

In the dramatic journey of the Israelites through the wilderness, they were led by a remarkable pillar of cloud during the daytime and a bright, fiery pillar at night. This divine guidance symbolizes not just direction, but a fierce presence protecting and guiding the people. Imagine wandering in a vast desert where day and night glow differently – an ever-present reminder that they were not alone.

This imagery of cloud and fire resonates throughout various biblical narratives, reflecting God's presence. Clouds often depict God's glory in other contexts as well; for example, when God descended on Sinai, a thick cloud enveloped the mountain (Exodus 19:18). Likewise, in the New Testament during the Transfiguration, a bright cloud overshadowed Jesus and the disciples, tying together themes of divine revelation and leadership.

Trivia for thought: The pillars seem to have been visible evidence for the Israelites, akin to a cosmic GPS for an uncertain journey. It’s fascinating to consider the practical challenges faced by an entire nation traveling without modern maps, encountering arid landscapes and the expectation of crossing the Red Sea. Each evening as the fire illuminated their path, it likely reassured them — not just of direction but of purpose.

Ultimately, the guiding pillars represent a promise of guidance through uncertainty, nurturing the spirit of tenacity and faith embedded in the hearts of the people. These symbols transcend time, reminding us that we all seek direction in our wandering journeys.