μάρτυς (Aeolic 
μάρτυρ, a form not found in the N. T.; (etymologically 
one who is mindful, heeds; probably allied with Latin
memor, cf. 
Vanicek, p. 1201; 
Curtius, § 466)), 
μάρτυρός, accusative 
μάρτυρα, 
ὁ; plural 
μάρτυρες, dative plural 
μάρτυσι; the 
Sept. for 
עֵד; (
Hesiod, 
Simonides, 
Theognis, others); 
a witness (one who avers, or can aver, what he himself has seen or heard or knows by any other means); 
a. in a legal sense: 
Matthew 18:16; 
Matthew 26:65; 
Mark 14:63; 
Acts 6:13; 
Acts 7:58; 
2 Corinthians 13:1; 
1 Timothy 5:19; 
Hebrews 10:28. 
b. in an historical sense: 
Acts 10:41; 
1 Timothy 6:12; (
2 Timothy 2:2); one who is a spectator of anything, e. g. of a contest, 
Hebrews 12:1; with a genitive of the object, 
Luke 24:48; 
Acts 1:22; 
Acts 2:32; 
Acts 3:15; 
Acts 5:32 G L T Tr WH; 
Acts 10:39; 
Acts 26:16; 
1 Peter 5:1; with a genitive of the possessor 'one who testifies for one', 
Acts 1:8 L T Tr WH; 
Acts 13:31; with a genitive of the possessor and of the object, 
Acts 5:32 Rec.; 
μάρτυρα εἶναι τίνι, to be a witness for one, serve him by testimony, 
Acts 1:8 R G; 
Acts 22:15; (
Luke 11:48 T Tr WH). He is said to be a witness, to whose attestation appeal is made; hence, the formulas 
μάρτυς μου ἐστιν ὁ Θεός, 
Romans 1:9; 
Philippians 1:8; 
Θεός μάρτυς, 
1 Thessalonians 2:5: 
μάρτυρα τόν Θεόν ἐπικαλοῦμαι, 
2 Corinthians 1:23; 
ὑμεῖς μάρτυρες καί ὁ Θεός, 
1 Thessalonians 2:10; the faithful interpreters of God's counsels are called 
God's witnesses: 
Revelation 11:3; Christ is reckoned among them, 
Revelation 1:5; 
Revelation 3:14. 
c. in an ethical sense those are called 
μάρτυρες Ἰησοῦ, who after his example have proved the strength and genuineness of their faith in Christ by undergoing a violent death (cf 
B. D. American edition and 
Dict. of Chris. Antiq. under the word ): 
Acts 22:20; 
Revelation 2:13; 
Revelation 17:6. 
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