Strong's Greek #762 - ἄσβεστος, ον asbestos (unquenched)

unquenchable.

From a (as a negative particle) and a derivative of sbennumi; not extinguished, i.e. (by implication) perpetual -- not to be quenched, unquenchable.

see GREEK a

see GREEK sbennumi

Strong's 762: ἄσβεστος

ἄσβεστος, ἄσβεστον (σβέννυμι), unquenched (Ovid,inexstinctus), unquenchable (Vulg.inexstinguibilis): πῦρ, Matthew 3:12; Luke 3:17; Mark 9:43, and R G L brackets in 45. (Often in Homer; πῦρ ἄσβεστος of the perpetual fire of Vesta, Dionysius Halicarnassus, Antiquities 1, 76; (of the fire on the altar, Philo de ebriet. § 34 (Mang. i. 378); de vict. off. § 5 (Mang. 2:254); of the fire of the magi, Strabo 15 (3) 15; see also Plutarch, symp. 50:7, probl. 4; Aelian nat. an. 5, 3; cf. Heinichen on Eusebius, h. e. 6, 41, 15).)

Strong's Greek: 762. ἄσβεστος (asbestos) — 4 Occurrences

Matthew 3:12 - Adj-DNS
GRK: κατακαύσει πυρὶ ἀσβέστῳ
NAS: up the chaff with unquenchable fire.
KJV: the chaff with unquenchable fire.
INT: he will burn up with fire unquenchable

Mark 9:43 - Adj-ANS
GRK: πῦρ τὸ ἄσβεστον
NAS: into hell, into the unquenchable fire,
KJV: the fire that never shall be quenched:
INT: fire unquenchable

Mark 9:45 - Adj-ANS
GRK: πῦρ τὸ ἄσβεστον
KJV: the fire that never shall be quenched:
INT: fire unquenchable

Luke 3:17 - Adj-DNS
GRK: κατακαύσει πυρὶ ἀσβέστῳ
NAS: up the chaff with unquenchable fire.
KJV: he will burn with fire unquenchable.
INT: he will burn with fire unquenchable