Final answer:
God uses the images of stars in the sky and sand on the seashore to represent Abraham's future descendants. This symbolizes the vast and innumerable offspring that would come from Abraham, marking the beginning of a great nation.
Step-by-step explanation:
In the Hebrew Bible, God uses the image of stars in the sky and sand on the seashore to describe the multitude of descendants He has promised to Abraham. This symbolizes the vast and innumerable offspring that would come from Abraham, marking the beginning of a great nation. This promise is a pivotal moment in the Biblical narrative and reinforces the covenant between God and Abraham, which is central to Jewish, Christian, and Muslim traditions.