Meaning
for which see WITNESS, is frequently rendered "to bear witness, to witness," in the RV, where AV renders it "to testify," Joh 2:25, Joh 3:11, Joh 3:32, Joh 5:39, Joh 15:26, Joh 21:24, 1Co 15:15, Heb 7:17, Heb 11:4, 1Jo 4:14, 1Jo 5:9, 3Jo 1:3. In the following, however, the RV, like the AV, has the rendering "to testify," Joh 4:39, Joh 4:44, Joh 7:7, Joh 13:21, Act 26:5, Rev 22:16, Rev 22:18, Rev 22:20.
<2,,1957, epimartureo>
"to bear witness to" (a strengthened form of No. 1), is rendered "testifying" in 1Pe 5:12.
<3,,3143, marturomai>
primarily, "to summon as witness," then, "to bear witness" (sometimes with the suggestion of solemn protestation), is rendered "to testify" in Act 20:26, RV (AV, "I take ... to record"); Gal 5:3, Eph 4:17, 1Th 2:11, in the best texts (some have No. 1), RV, "testifying" (AV, "charged").
<4,,1263, diamarturomai>
"to testify or protest solemnly," an intensive form of No. 3, is translated "to testify" in Luk 16:28, Act 2:40, Act 8:25, Act 10:42, Act 18:5, Act 20:21, Act 1:20-24, Act 23:11, Act 28:23, 1Th 4:6, Heb 2:6; "to charge" in 1Ti 5:21, 2Ti 2:14, 2Ti 4:1.
<5,,4303, promarturomai>
"to testify beforehand," occurs in 1Pe 1:11, where the pronoun "it" should be "He" (the "it" being due to the grammatically neuter form of pneuma; the personality of the Holy Spirit requires the masculine pronoun).
Note: In Rev 22:18 some texts have summartureo, "to bear witness with." See WITNESS.