New Revised Standard Version
Take the helmet of salvation, and the sword of the Spirit, which is the word of God.

Contemporary English Version
Let God's saving power be like a helmet, and for a sword use God's message that comes from the Spirit.

New American Bible
And take the helmet of salvation and the sword of the Spirit, which is the word of God.

Douay-Rheims Bible
And take unto you the helmet of salvation and the sword of the Spirit (which is the word of God).

And take unto you the helmet of salvation and the sword of the Spirit (which is the word of God).

the helmet.

1 Samuel 17:5,58 And he had a helmet of brass upon his head, and he was clothed with a coat of mail with scales, and the weight of his coat of mail was five thousand sicles of brass: . . .

Isaiah 59:17 He put on justice as a breastplate, and a helmet of salvation upon his head: he put on the garments of vengeance, and was clad with zeal as with a cloak.

1 Thessalonians 5:8 But let us, who are of the day, be sober, having on the breast plate of faith and charity and, for a helmet, the hope of salvation.

the sword.

Isaiah 49:2 And he hath made my mouth like a sharp sword: in the shadow of his hand he hath protected me, and hath made me as a chosen arrow: in his quiver he hath hidden me.

Hebrews 4:12 For the word of God is living and effectual and more piercing than any two edged sword; and reaching unto the division of the soul and the spirit, of the joints also and the marrow: and is a discerner of the thoughts and intents of the heart.

Revelation 1:16 And he had in his right hand seven stars. And from his mouth came out a sharp two-edged sword. And his face was as the sun shineth in his power.

Revelation 2:16 In like manner do penance. If not, I will come to thee quickly and will fight against them with the sword of my mouth.

Revelation 19:15 And out of his mouth proceedeth a sharp two-edged sword, that with it he may strike the nations. And he shall rule them with a rod of iron: and he treadeth the winepress of the fierceness of the wrath of God the Almighty.

which.

Matthew 4:4,7,10,11 Who answered and said: It is written, Not in bread alone doth man live, but in every word that proceedeth from the mouth of God. . . .

Hebrews 12:5,6 And you have forgotten the consolation which speaketh to you, as unto children, saying: My son, neglect not the discipline of the Lord: neither be thou wearied whilst thou art rebuked by him. . . .

Hebrews 13:5,6 Let your manners be without covetousness, contented with such things as you have. For he hath said: I will not leave thee: neither will I forsake thee. . . .

Revelation 12:11 And they overcame him by the blood of the Lamb and by the word of the testimony: and they loved not their lives unto death.