Genesis 18:3אֲדֹנָי
“My lord,” said Abraham, “if I have found favor in your sight, please do not pass your servant by.
1 Samuel 1:15אֲדֹנִי
“No, my lord,” Hannah replied. “I am a woman troubled in spirit. I have not had any wine or strong drink, but I have poured out my soul before the LORD.
2 Samuel 1:10אֲדֹנִי
So I stood over him and killed him, because I knew that after he had fallen he could not survive. And I took the crown that was on his head and the band that was on his arm, and I have brought them here to my lord.”
1 Kings 1:2לַאדֹנִי
So his servants said to him, “Let us search for a young virgin for our lord the king, to attend to him and care for him and lie by his side to keep him warm.”
2 Kings 2:3אֲדֹנֶיךָ
Then the sons of the prophets at Bethel came out to Elisha and said, “Do you know that the LORD will take your master away from you today?” “Yes, I know,” he replied. “Do not speak of it.”
Isaiah 1:24הָאָדוֹן
Therefore the Lord GOD of Hosts, the Mighty One of Israel, declares: “Ah, I will be relieved of My foes and avenge Myself on My enemies.

Brown-Driver-Briggs

אָדוֹן n.m. lord (אֲדֹנִי, אֲדֹנַי, אֲדֹנָי are variations of Mass. pointing to distinguish divine reference fr. human. Pl., with few exc. an intens. pl. of rank; word takes sf. as pl. in all other pers.; so doubtless here. Orig. reading prob. in all cases אֲדֹנַי; אֲדֹנִי now found in J 51 t.)

Sources: Brown-Driver-Briggs (1906, public domain) from the Open Scriptures Hebrew Lexicon (CC BY 4.0), glosses from STEPBible TBESH (CC BY 4.0); STEPBible TAHOT (Hebrew Bible, Leningrad Codex, CC BY 4.0); the Berean Standard Bible (public domain). Reformatted by Word Study, wording unchanged. All sources and licenses.