Lexical Definition

‎אַחֲלַי‎ ʼachălay (akh-al-ah'ee) O that! H:Intj
or אַחֲלֵי ʼachălêy (akh-al-ay'); prob from ‎אָח‎ and a variation of ‎לוּא‎

O that, would God.

1) Oh that...!; oh would that!; ah that!

See Greek: ὀφείλω

Usage: 2 forms in 2 verses
Form Translated As     In Verse(s)
אַחֲלֵ֣י would that 2Kgs.5.3
אַ֭חֲלַי would that Ps.119.5

Brown-Driver-Briggs

‎אַחְלַי‎ Ps 119:5 and ‎אַחֲלֵי‎ 2Kgs 5:3 (perhaps from ‎אָח‎ III. and ‎לַי‎ = Aramaic ‎לְוַי‎ = ‎׃לוּ‎ the varying punctuation is due doubtless to the word being treated by the punctuators as a substantive = wish, with suffix & in construct stative, 'my wish is that,' etc.; compare Ki on Ps 119 ‎תְּחִנּוֺתַי וּבַקָּשׁוֺתַי‎), ah that! (ᵐ5 ο[φελον).

Brown-Driver-Briggs References

Book Refs
2 Kings 5:3
Psalms Chapter 119 · 119:5