NIV: Whoever has accepted it has certified that God is truthful.
NAS: "He who has received His testimony has set his seal to this, that God is true.
KJV: He that hath received his testimony hath set to his seal that God is true.
GWT: I have accepted what that person said, and I have affirmed that God is truthful.
ASV: He that hath received his witness hath set his seal to this , that God is true.
BBE: He who so takes his witness has made clear his faith that God is true.
DBY: He that has received his testimony has set to his seal that God is true;
DRB: He that hath received his testimony, hath set to his seal that God is true.
WBS: He that hath received his testimony, hath set to his seal that God is true.
WEB: He who has received his witness has set his seal to this, that God is true.
YLT: he who is receiving his testimony did seal that God is true;
Holy Bible, New International Version®, NIV® Copyright © 1973, 1978, 1984, 2011 by Biblica, Inc.® Used by permission. All rights reserved worldwide.
New American Standard Bible (NASB) Copyright © 1960, 1962, 1963, 1968, 1971, 1972, 1973, 1975, 1977, 1995 by The Lockman Foundation
GOD'S WORD Translation (GWT) Copyright © 1995 by God's Word to the Nations
Bible Hub