Sheba is spelled שְׁבָא sheba
and is identical in pronunciation to שֶׁבַע sheba
Sheba in Hebrew means seven. The Queen of Seven.
The queen of the south will awaken in the judgement with the men of the generation/family of this one[of herself], and judge against themselves, because she came out from the boundaries of the earth to hear the wisdom of Peaceful [Solomon]. Behold: a greater [quantity] of Solomon here.
Luke 11:31 RBT