KJV - (Which he had promised afore by his prophets in the holy scriptures,)

ASV - which he promised afore through his prophets in the holy scriptures,

BBE - Of which God had given word before by his prophets in the holy Writings,

WEB - which he promised before through his prophets in the holy Scriptures,

YLT - which He announced before through His prophets in holy writings --

Notes