Now the merchant and his wife had taken up their abode in a city
in the land whereof their [other] son was king, and when the boy
[whom they had found] grew up, his father assigned unto him
merchandise, so he might travel therewith. So he set out and
entered the city wherein his brother was king. News reached the
latter that there was a merchant come thither with merchandise
befitting kings. So he sent for him and the young merchant obeyed
the summons and going in to him, sat down before him. Neither of
them knew the other; but blood stirred between them and the king
said to the young merchant, 'I desire of thee that thou abide
with me and I will exalt thy station and give thee all that thou
desirest and cravest.' So he abode with him awhile, quitting him
not; and when he saw that he would not suffer him to depart from
him, he sent to his father and mother and bade them remove
thither to him. So they addressed them to remove to that island,
and their son increased still in honour with the king, albeit he
knew not that he was his brother.

It chanced one night that the king sallied forth without the city
and drank and the wine got the mastery of him and he became
drunken. So, of the youth's fearfulness for him, he said, 'I will
keep watch myself over the king this night, seeing that he
deserveth this from me, for that which he hath wrought with me of
kindnesses.' So he arose forthright and drawing his sword,
stationed himself at the door of the king's pavilion. Now one of
the royal servants saw him standing there, with the drawn sword
in his hand, and he was of those who envied him his favour with
the king; so he said to him, 'Why dost thou on this wise at this
season and in the like of this place?' Quoth the youth, 'I am
keeping watch over the king myself, in requital of his bounties