Vine's Expository Dictionary: View Entry
ἐπαύριον epaúrion, ep-ow'-ree-on; from G1909 and G839; occurring on the succeeding day, i.e. (G2250 being implied) to-morrow:—day following, morrow, next day (after).
The KJV translates Strong's G1887 in the following manner: morrow (7x), next day (6x), day following (2x), next day after (1x), morrow after (1x).
on the morrow, the next day
Strong's Number G1887 matches the Greek ἐπαύριον (epaurion),
which occurs 17 times in 17 verses
in the TR Greek.