Strong’s Hebrew
H3551 — kav
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
כַּו
kav — pronounced kav
(Aramaic) from a root corresponding to 3854 in the sense of piercing; a window (as a perforation):--window. see H03854
1 occurrence in the KJV.
Daniel 6:10
Now when Daniel knew that the writing was signed, he went into his house; and his windows being open in his chamber toward Jerusalem, he kneeled upon his knees three times a day, and prayed, and gave thanks before his God, as he did aforetime.