Lexical Definition

‎ἀσθενέω‎ asthenéō (as-then-eh'-o) be weak: weak G:V
from ‎ἀσθενής‎

be diseased, impotent folk (man), (be) sick, (be, be made) weak.

Usage: 9 forms in 20 verses
Form Translated As     In Verse(s)
ἠσθένησεν he was ill Phil.2.26
he was sick Phil.2.27
ἠσθένησα I was sick Matt.25.36
ἠσθένει was sick John.4.46John.11.2
ἀσθενῶν ailing John.5.7John.11.1
ἀσθενοῦντασ ailing Matt.10.8Mark.6.56Luke.4.40Acts.19.12
ἀσθενοῦντα ailing Matt.25.39Luke.7.102Tim.4.20
ἀσθενούντων ailing John.5.3
being sick John.6.2
ἀσθενεῖ Is sick Jas.5.14
he is sick John.11.6
was being sick John.11.3
ἀσθενήσασαν having become sick Acts.9.37

Abbott-Smith

ἀσθενέω, -ῶ (< ἀσθενής), [in LXX chiefly for כּשׁל;]
to be weak, feeble: Ac 20:35, Ro 8:3, II Co 11:21 12:10 13:4, 9; c. dat., πίστει (Cremer, 527), Ro 4:19 14:1; same implied, Ro 14:2, 21, I Co 8:11, 12, II Co 11:29; εἰς, II Co 13:3. Specif., of bodily debility, to be sick: Mt 25:36, 39, Lk 4:40, Jo 4:46 5:3, 7, 13 11:1-3, 6, Ac 9:37, Phl 2:26, 27, II Ti 4:20, Ja 5:14; οἱ ἀσθενοῦντες, the sick: Mt 10:8 (MM, s.v.), Mk 6:56, Lk 9:2, Ac 19:12.†

Abbott-Smith References

Book Refs
Matthew 10:8 · 25:36 · 25:39
Mark 6:56
Luke 4:40 · 9:2
John 4:46 · 5:3 · 5:7 · 5:13 · 11:1 · 11:6
Acts 9:37 · 19:12 · 20:35
Romans 4:19 · 8:3 · 14:1 · 14:2 · 14:21
1 Corinthians 8:11 · 8:12
2 Corinthians 11:21 · 11:29 · 12:10 · 13:3 · 13:4 · 13:9
Philippians 2:26 · 2:27
2 Timothy 4:20
James 5:14

Liddell-Scott-Jones

meaning of: ἀσθενέω

Included with: ἀσθενέω-εια, ,

want of strength, weakness, [Refs 5th c.BC+]; especially feebleness, sickliness, [Refs 5th c.BC+]

__2 disease, sickness, [Refs 2nd c.BC+]; δι᾽ ἀσθενέωειαν[NT]
__3 . βίου poverty, [Refs 5th c.BC+]
__4 in moral sense, feebleness, weakness, τῆς ἀνθρωπίνης φύσεως[Refs 5th c.BC+] to be weak, feeble, sickly, . μέλη to be weak in limb, [Refs 5th c.BC+]; . ἀσθενέωειαν [NT+5th c.BC+]; ἠσθένησε he fell sick, [Refs 4th c.BC+]sick man, [Refs 5th c.BC+]; ἠσθενηκότα[Refs 2nd c.BC+]
__2 to be needy, [Refs 5th c.BC+]; ἠσθενηκότες, of those unable to pay taxes, [Refs 1st c.BC+]
__3 with infinitive, to be too weak to do a thing, not to be able.., [Refs 1st c.AD+]
__4 decline, ἠσθένησεν ἡμέρα εἰς τὴν ἑσπέραν[LXX]

LSJ Scripture Refs: Gal.4.13Matt.10.8LXX.Judg.19.9