A sewing machine includes a sewing portion sewing an embroidery pattern on a cloth, a first storage portion storing the stitch data and pattern data, a display portion, a processor, and a memory storing computer-readable instructions. The computer-readable instructions, executed by the processor, includes first acquiring the stitch data and the pattern data, and first displaying, based on the pattern data, the pattern image on the display portion. The computer-readable instructions also includes, first generating a plurality of partial images representing a number of stitches corresponding to a first predetermined number, based on the stitch data, after the first displaying of the pattern image on the display portion, and second displaying, each time each of the plurality of partial images is generated by the first generating, the generated partial image on a portion of the pattern image displayed by the first displaying that corresponds to the generated partial image.