Sentence:  Now one day of the days,...the Sultan cast his eyes upon her as she stood before him, and said to his Grand Wazir, "This <WSD>be</WSD> the very woman whereof I spake to thee yesterday, so do thou straightway bring her before me, that I may see what <WSD>be</WSD> her suit and fulfil her need." 
Meaning of the word marked with <WSD> tags:  To exist; to have real existence.