'Whence' in the Bible

and sabbath having come, he began in the synagogue to teach, and many hearing were astonished, saying, 'Whence hath this one these things? and what the wisdom that was given to him, that also such mighty works through his hands are done?

And his disciples answered him, 'Whence shall any one be able these here to feed with bread in a wilderness?'

therefore David himself saith of him Lord, and whence is he his son?' And the great multitude were hearing him gladly,