Feminine passive participle of shaba'; properly, something sworn, i.e. An oath -- curse, oath, X sworn.
see HEBREW shaba'
H7621. shebuah
שְׁבֻעָה שְׁבוּעָה, noun feminine (Joshua 2:17 read הַזּה AlbrZAW xvi(1896), 116) oath, curse; — absolute ׳שְׁבוּ 9:20 +, ׳שְׁבֻ Genesis 26:3 +; construct שְׁבֻעַת Exodus 22:10 +; suffix שְׁבֻעָתִי Genesis 24:8 etc.; plural שְׁבֻעוֺת absolute Ezekiel 21:28, construct Habakkuk 3:9; [Jeremiah 5:24; Ezekiel 45:21 see שָׁבוּעַ]; — oath [as accusative of congnate meaning with verb with הִשָּׁבַע etc. Numbers 30:3 + (in rel.cl.) 5t.]:
1 of man:
a. attesting innocence Exodus 22:10 (E), friendship 2 Samuel 21:7, promise 1 Kings 2:43 (after שָׁמַר keep; all י ׳שְׁבֻעַת oath to to (׳י); innocence also Numbers 5:21 a; friendship Nehemiah 6:18 (׳בַּעֲלֵישׁ לוֺ), promise Leviticus 5:4; of vow ("" נדר) Numbers 30:3; 30:11; 30:14 (אִסָּר שְׁבֻעַת), Joshua 9:20 (all P), Nehemiah 10:30 ("" אָלָה), Ecclesiastes 9:2, of covenant with ׳י2 Chronicles 15:15, אֱלֹהִים שְׁבוּעַת Ecclesiastes 8:2 (probably of oath of allegiance to king), שֶׁקֶר שְׁבֻעַת Zechariah 8:17; of threat Judges 21:5; 1 Samuel 14:26 (י ׳שְׁבֻעַת ᵐ5); keep, discharge the oath is הַשּׁ ׳הֵקִים Genesis 26:3 (J), Jeremiah 11:5; מִשׁ ׳נָקָה be free, exempt from an oath Genesis 24:8 (J), compare Joshua 2:17, 20.
b. = curse, Isaiah 65:15 and ("" אָלָה) Numbers 5:21 (P), Daniel 9:11.
2 oath of ׳י, in promise, Deuteronomy 7:8 (שָׁמַר in rel. clause), "" covenant (בְּרִית), לְיִצְחָק שְׁבוּעַתוֺ Psalm 105:9 = 1 Chronicles 16:16. — מַטּוֺת שְׁבֻעוֺת Habakkuk 3:9 very dubious: AV oaths of the tribes; oaths, rods of the word, Hi-St; sworn (passive participle שְׁבַע) were the rods ( = chastisements) of (thy) word, Ges Hi RVm; heptads of spears Ew, compare Da; text probably corrupt, Now proposes (אַשְׁמָּֽתְךָׅ שִׂבַּעְתָּ thou hast sated with shafts thy quiver; Marti (after ᵐ5Manuscripts) thy bow was satiated with shafts; GASm thou gluttest (?) thy shafts. — Ezekiel 21:28 see √.