The expression the fruit [karpos, singular in both places] of the Spirit occurs only twice in the Bible — Gal 5:22 and Eph 5:9.  Other similar expressions are the peaceable fruit [karpon, singular] of righteousness (Heb 12:11), the fruit [karpos] of righteousness (Jas 3:18), the fruits [karpōn, plural of karpos, in the MT, singular in