Strong’s Hebrew
H7867 — siyb
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
שִׂיב
siyb — pronounced seeb
a primitive root; properly, to become aged, i.e. (by implication) to grow gray:--(be) grayheaded.
2 occurrences in the KJV.
1 Samuel 12:2
And now, behold, the king walketh before you: and I am old and grayheaded; and, behold, my sons are with you: and I have walked before you from my childhood unto this day.
Job 15:10
With us are both the grayheaded and very aged men, much elder than thy father.