sha.ni denotes a scarlet-colored material or color, used for textiles, cords, clothing, and vivid comparison in the supplied verses.

The occurrences consistently identify scarlet, especially as a colored textile material in tabernacle furnishings and garments; the same color appears on a birth marker, a window cord, clothing, and in Isaiah’s comparison of sins to scarlet.

1. Scarlet color and colored material · dominant

   The singular absolute form occurs among blue, purple, linen, and gold in materials for curtains and priestly garments: in Exodus 26:1 the APB renders the tabernacle curtains with “scarlet yarn,” and in Exodus 39:1 it renders material used for garments “scarlet worm.” The term also marks a scarlet cord in Joshua 2:18, scarlet on a hand in Genesis 38:28, clothing in 2 Samuel 1:24, and the color used for sins in the comparison of Isaiah 1:18.

   Exodus 26:1Exodus 39:1Joshua 2:18Genesis 38:282 Samuel 1:24Isaiah 1:18

In the Anselm Project Bible: The APB commonly presents the term as “scarlet yarn,” “scarlet worm,” or simply “scarlet,” depending on the verse’s material or color context. These variations show its presentation of the clauses rather than separate meanings of the lemma.