The artwork portrays a powerful moment from the biblical narrative, depicting Moses, frail yet resolute, seated on a rocky outcrop. Surrounded by Aaron and Hur, who provide unwavering support, the composition captures the gravity of the situation as Moses lifts his hands—a physical representation of faith and leadership. The background is suffused with a dramatic sky, its warm hues suggestive of the setting sun, adding a layer of emotional intensity. The color palette, rich with reds and browns, enhances the earthy tones, speaking to the gravity of the moment and the struggles faced by the figures.

In this poignant scene, the artists utilize various techniques to evoke emotion. The brushwork is expressive, with swirling strokes that animate the fabric of the characters' garments, giving life to their forms. The stark contrast between the illuminated figures and the shadowy background propels the viewer's focus onto Moses, highlighting his pivotal role. The tension of the moment is palpable; one can almost feel the weight of leadership upon Moses's shoulders. Historically, this piece situates itself within the Victorian interpretation of biblical themes, where Millais skillfully merges the narrative with emotional depth, inviting viewers to reflect on the themes of struggle, support, and divine intervention.