Hi, I was hoping someone could help me. I need help in understanding the Double Asterisk use here. Many thanks.

Left Front

Shape Raglan and front edge

Row 1 (ws) Sl 1, [K1, P1] twice, P24(27,30), turn.

Row 2 K1, sl 1, K1, psso K to last 7 sts, K2tog, [P1, K1] twice, K1.

Row 3 Sl 1, K1, P1, K1, P to end.

Row 4 K1, sl 1, K1, psso K to last 5 sts, [P1, K1] twice, K1.

Row 5 Sl 1, K1, P1, K1, P to end.

** Dec one st (as set) at raglan edge in every alt row at same time dec one st at front edge (as set) in every foll 6th row to 8 sts.

Next row As row 5.

Next row As row 4. 7 sts.

Next row Sl 1, K1, P1, K1, P3 tog. 5 sts.

Next row Sl 1, K1, P1, K2. Cast off.