5 hand this man over to Satan for the destruction of the flesh,ab so that his spirit may be saved on the day of the Lord.

Read 1 Corinthians 5:5 Using Other Translations

To deliver such an one unto Satan for the destruction of the flesh, that the spirit may be saved in the day of the Lord Jesus.
you are to deliver this man to Satan for the destruction of the flesh, so that his spirit may be saved in the day of the Lord.
Then you must throw this man out and hand him over to Satan so that his sinful nature will be destroyed and he himself will be saved on the day the Lord returns.