Strong’s Hebrew
H5551 — cullam
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
סֻלָּם
cullam — pronounced sool-lawm
from 5549; a stair-case:--ladder. see H05549
1 occurrence in the KJV.
Genesis 28:12
And he dreamed, and behold a ladder set up on the earth, and the top of it reached to heaven: and behold the angels of God ascending and descending on it.