Strong's Concordance G1928

Original Word: ἐπιδιατάσσομαι
Transliteration: epidiatássomai
Phonetic Spelling: ep-ee-dee-ah-tas'-som-ahee
[ἐπιδιατάσσομαι] middle voice from G1909 and G1299; to appoint besides, i.e. supplement (as a codicil)

Usages throughout the bible

Galatians 3:15 - Brethren, I speak after the manner of men; Though it be but a man's covenant, yet if it be confirmed, no man disannulleth, or addeth thereto. G1928