S.C. Code Ann. § 14-7-1130: Juror may take affirmation instead of oath.

Any juror in any court of this State may make solemn and conscientious affirmation and declaration, according to the form of his religious belief or profession, as to any matter or thing whereof an oath is required and this affirmation and declaration must be held as valid and effectual as if the person had taken an oath on the Holy Bible.