Mark 7:24λαθεῖν
Jesus left that place and went to the region of Tyre. Not wanting anyone to know He was there, He entered a house, but was unable to escape their notice.
Luke 8:47ἔλαθεν
Then the woman, seeing that she could not escape notice, came trembling and fell down before Him. In the presence of all the people, she explained why she had touched Him and how she had immediately been healed.
Acts 26:26λανθάνειν
For the king knows about these matters, and I can speak freely to him. I am confident that none of this has escaped his notice, because it was not done in a corner.
Hebrews 13:2ἔλαθόν
Do not neglect to show hospitality to strangers, for by so doing some people have entertained angels without knowing it.
2 Peter 3:5λανθάνει
But they deliberately overlook the fact that long ago by God’s word the heavens existed and the earth was formed out of water and by water,

Abbott-Smith

λανθάνω
[in LXX for עָלַם ni., etc. ;]
to escape notice, be hidden (from): Mrk.7:24, Luk.8:47; with accusative of person(s), Act.26:26, 2Pe.3:5 3:8; as in common cl. idiom, before ptcp., ἔλαθον ξενίσαντες, entertained unawares, Heb.13:2 (cf. ἐκ-, ἐπι-λανθάνω).†
(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.