Identify the version you used in the first citation of the text.
Example: (2 Cor. 5:17 New International Version)
You do not need to identify the version in subsequent references unless you switch to a different version.
References
According to the APA Publication Manual, reference entries are not needed for the Bible and other major classical works. However, your professor may require full publication information; if you are not sure, ask.
** Information taken from Publication Manual of the American Psychological Association, 6th ed., 2009, section 6.18