Psa. 149:1 KJV (With Strong’s)

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1
Praise
halal (Hebrew #1984)
to be clear (orig. of sound, but usually of color); to shine; hence, to make a show, to boast; and thus to be (clamorously) foolish; to rave; causatively, to celebrate; also to stultify
KJV usage: (make) boast (self), celebrate, commend, (deal, make), fool(- ish, -ly), glory, give (light), be (make, feign self) mad (against), give in marriage, (sing, be worthy of) praise, rage, renowned, shine.
Pronounce: haw-lal'
Origin: a primitive root
θye the Lord
Yahh (Hebrew #3050)
Jah, the sacred name
KJV usage: Jah, the Lord, most vehement. Compare names in "-iah," "- jah."
Pronounce: yaw
Origin: contraction for 3068, and meaning the same
. Sing
shiyr (Hebrew #7891)
a primitive root (identical with 7788 through the idea of strolling minstrelsy); to sing
KJV usage: behold (by mistake for 7789), sing(-er, -ing man, - ing woman).
Pronounce: sheer
Origin: or (the original form) shuwr (1 Sam. 18:6) {shoor}
unto the Lord
Yhovah (Hebrew #3068)
(the) self-Existent or Eternal; Jehovah, Jewish national name of God
KJV usage: Jehovah, the Lord. Compare 3050, 3069.
Pronounce: yeh-ho-vaw'
Origin: from 1961
a new
chadash (Hebrew #2319)
new
KJV usage: fresh, new thing.
Pronounce: khaw-dawsh'
Origin: from 2318
song
shiyr (Hebrew #7892)
from 7891; a song; abstractly, singing
KJV usage: musical(-ick), X sing(-er, -ing), song.
Pronounce: sheer
Origin: or feminine shiyrah {shee-raw'}
, and his praise
thillah (Hebrew #8416)
laudation; specifically (concretely) a hymn
KJV usage: praise.
Pronounce: teh-hil-law'
Origin: from 1984
in the congregation
qahal (Hebrew #6951)
assemblage (usually concretely)
KJV usage: assembly, company, congregation, multitude.
Pronounce: kaw-hawl'
Origin: from 6950
of saints
chaciyd (Hebrew #2623)
properly, kind, i.e. (religiously) pious (a saint)
KJV usage: godly (man), good, holy (one), merciful, saint, (un- )godly.
Pronounce: khaw-seed'
Origin: from 2616
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θ
Hallelujah.

Cross References

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1-4:  The prophet exhorts to praise God for his love to the church;
5-9:  and for that power which he has given to the church.
Praise ye the Lord.
Heb. Hallelujah.
Sing.
in the congregation.

J. N. Darby Translation

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Hallelujah! Sing unto Jehovah a new song; sing his praise in the congregationh of the godlyg.

JND Translation Notes

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h
As Ex. 12.6.
g
Or "godly," chasid. see Ps. 30.4.