Strong’s Hebrew
H5890 — `eyphah
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
עֵיפָה
`eyphah — pronounced ay-faw
feminine from 5774; obscurity (as if from covering):--darkness. see H05774
2 occurrences in the KJV.
Job 10:22
A land of darkness, as darkness itself; and of the shadow of death, without any order, and where the light is as darkness.
Amos 4:13
For, lo, he that formeth the mountains, and createth the wind, and declareth unto man what is his thought, that maketh the morning darkness, and treadeth upon the high places of the earth, The LORD, The God of hosts, is his name.