Strong's Definition
or achaley {akh-al-ay'}; prob from 253 and a variation of 3863; would that!
KJV Usage: O that, would God
STEPBible — Tyndale Abridged Hebrew Lexicon
אַחֲלַי (a.cha.lay) — O that!. Oh that...!; oh would that!; ah that!
UBS Dictionary of Biblical Hebrew
UBS Dictionary of Biblical Hebrew © United Bible Societies, licensed CC BY-SA 4.0.
Brown-Driver-Briggs Hebrew Lexicon
אַחְלַי ψ 119:5 and אַחֲלֵי 2 K 5:3 ah that! (𝔊 ὄφελον). ref