To change, as used in Genesis 41:14, signifies to remove and reject.

(Reference: Arcana Coelestia 5248)

9158. Upon garment. That this signifies of sensuous truth, is evident from the signification of “garment,” as being truth (see n. 4545, 4763, 5319, 5954, 6914, 6918). In general “garment” denotes the exterior or lower truth which covers interior or higher truths (n. 297, 2576, 5248, 6918); here therefore sensuous truth, because this is the outermost or lowest (n. 5081, 5125, 5767, 6564, 6614). That “garments” denote truths has its origin from the representatives in the other life; for spirits and angels all appear clothed in garments in accordance with the truths of faith they have (n. 165, 5248, 5954).