Matthew 8:3ἐκτείνας
Jesus reached out His hand and touched the man. “I am willing,” He said. “Be clean!” And immediately his leprosy was cleansed.
Mark 1:41ἐκτείνας
Moved with compassion, Jesus reached out His hand and touched the man. “I am willing,” He said. “Be clean!”
Luke 5:13ἐκτείνας
Jesus reached out His hand and touched the man. “I am willing,” He said. “Be clean!” And immediately the leprosy left him.
John 21:18ἐκτενεῖς
Truly, truly, I tell you, when you were young, you dressed yourself and walked where you wanted; but when you are old, you will stretch out your hands, and someone else will dress you and lead you where you do not want to go.”
Acts 26:1ἐκτείνας
Agrippa said to Paul, “You have permission to speak for yourself.” Then Paul stretched out his hand and began his defense:

Abbott-Smith

ἐκ-τείνω
[in LXX for שָׁלַח, נָטָה, etc. ;]
to stretch out or forth: τ. χεῖρα (as often in LXX), Mat.8:3 12:13 14:31 26:51, Mrk.1:41 3:5, Luk.5:13 6:10 Jhn.21:18, Act.26:1; before ἐπί, with accusative of person(s), towards, Mat.12:49; against, Luk.22:53; εἰς ἴασιν, Act.4:30; of anchors, to cast, Act.27:30.†
(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.