{He promised afore} (proep(8867)geilato). First aorist middle
of proepaggell(935c) for which verb see on 氧Co 9:5|. {By} (dia).
Through, by means of, intermediate agency like  Mt 1:22  which
see. {In the holy scriptures} (en graphais hagiais). No
article, yet definite. Perhaps the earliest use of the phrase
(Sanday and Headlam). Paul definitely finds God's gospel in the
Holy Scriptures.