What does it mean to wash your hair with three needles and seven washes?

Shampoo needs three stitches and seven stitches. Shampooing is a lucky day, which means that washing your hair on the third day will make you rich, and washing your hair on the seventh day will attract official luck.

A good day to wash your hair: (please try to choose the lunar calendar every month)

Washing your hair on the third day will be very rich.

Washing your hair on the seventh day will attract official luck.

Washing your hair on the eighth day will live longer.

I will be promoted on the tenth day of shampooing.

Washing your hair will make your eyes clear.

Thirteen suitable for men to wash their hair,

Washing your hair will make money,

There will be a happy event when you wash your hair.

Twenty-two shampoo parties are auspicious,

There will be gains from washing your hair.

Twenty-six shampoos will do,

Twenty-nine shampoos is a good sign.