Matthew 9:27ἐλέησον
As Jesus went on from there, two blind men followed Him, crying out, “Have mercy on us, Son of David!”
Mark 10:47ἐλέησόν
When he heard that it was Jesus of Nazareth, he began to cry out, “Jesus, Son of David, have mercy on me!”
Luke 16:24ἐλέησόν
So he cried out, ‘Father Abraham, have mercy on me and send Lazarus to dip the tip of his finger in water and cool my tongue. For I am in agony in this fire.’
Romans 9:16ἐλεῶντος
So then, it does not depend on man’s desire or effort, but on God’s mercy.
1 Timothy 1:13ἠλεήθην
I was formerly a blasphemer, a persecutor, and a violent man; yet because I had acted in ignorance and unbelief, I was shown mercy.
1 Peter 2:10ἠλεημένοι
Once you were not a people, but now you are the people of God; once you had not received mercy, but now you have received mercy.

Abbott-Smith

ἐλεέω
(in Rom.9:16, Ju 22, -άω, which see), -ῶ (ἔλεος), [in LXX (Hex, Pss, Pr) chiefly for חָנַן, also frequently in Proph. for רָחַם, etc. ;]
to have pity or mercy on, to show mercy: absol., Rom.9:16 12:8; with accusative, Mat.9:27 15:22 17:15 18:33 20:30-31, Mrk.5:19 10:47-48, Luk.16:24 17:13 18:38-39 Rom.9:15, 18 11:32, Php.2:27, Ju 22. Pass., to have pity or mercy shown one (EV, obtain mercy): Mat.5:7, Rom.11:30-31, 1Co.7:25, 2Co.4:1, 1Ti.1:13 1:16, 1Pe.2:10.†
(AS)

Sources: Abbott-Smith’s Manual Greek Lexicon of the New Testament (1922, public domain) and glosses from STEPBible TBESG (CC BY 4.0); STEPBible TAGNT (Greek New Testament, CC BY 4.0); the Berean Standard Bible (public domain). Reformatted by Word Study, wording unchanged. All sources and licenses.