לֶחִיLechîy

proper name [of a location]: scene of an exploit of Samson, site unknown (Judges 15:19; Judges 15:14; Judges 15:9; Judges 15:17; 2 Samuel 23:11)

Pronunciation: lekh'-ee · Hebrew/Aramaic (Old Testament) · H3896

Same root

לְחִיlᵉchîy · H3895the cheek (from its fleshiness); hence, the jaw-bone

Where it appears

Appears 3 times in the Bible.

Judges 15:9 The Philistines retaliated by setting up camp in Judah and spreading out near the town of Lehi.
Judges 15:14 As Samson arrived at Lehi, the Philistines came shouting in triumph. But the Spirit of the Lord came powerfully upon Samson, and he snapped the ropes on his arms as if they were burnt strands of flax, and they fell from his wrists.
Judges 15:19 So God caused water to gush out of a hollow in the ground at Lehi, and Samson was revived as he drank. Then he named that place “The Spring of the One Who Cried Out,” and it is still in Lehi to this day.

Source: Brown, Driver and Briggs, Hebrew and English Lexicon of the Old Testament (1906), public domain; markup by unfoldingWord, CC BY (github.com/unfoldingWord/Brown-Driver-Briggs-Enhanced).