From kathab; something written, i.e. A writing, record or book -- register, scripture, writing.
see HEBREW kathab
H3791. kethab
כְּתָב noun masculineEzra 4:7 writing (late Aramaic; Biblical Aramaic כְּתָב Syriac ); — ׳כ absolute 1 Chronicles 28:19 4t.; construct Ezekiel 13:9 4t.; suffix כְּתָבָהּ Esther 1:22 2t.; כְּתָבָם Ezra 2:62 3t.; — writing:
1 register, enrolement, Ezekiel 13:9; Ezra 2:62 = Nehemiah 7:64.
2 = mode of writing, character, letter, ׳וּכ אֲרָמִית כָּתוּב הִנִּשְׁתְּוָן Ezra 4:7 and the writing of the letter was written in Aramaic (characters; so probably, see BeRy Ryle, compare Late Hebrew HoffmZAW i.(1881), 334 ff.); compare Esther 1:22; 3:12; 8:9 (twice in verse).
3 = letter, 2 Chronicles 2:10; Esther 9:27.
4 of a royal enactment, edict2 Chronicles 35:4 ("" מִכְתָּב), Esther 3:14; 8:8, 13; more fully כְּתָבהַֿדָּת 4:8.
5 of a writing with divine authority 1 Chronicles 28:19; ׳כ אֱמֶת Daniel 10:21, i.e. a book of truth.