How to weave the nine-needle twist in the middle of this scarf?

Specific sequence:

Step 1: first move 3 stitches to the right stitch. Or twist the flowers with a special needle.

Step 2: knit 6 stitches,

Step 3: Cover the first three needles from the front of these six needles. Go back to the left needle.

Step 4: knit 3 stitches and take off the stitches.

Step 5: Continue after weaving 12 lines, and repeat step 1/4.