'Spread Out His Hands' in the Bible

Then Solomon stood before the altar of Yahweh before all the assembly of Israel and spread out his hands.

(For Solomon had made a platform of bronze five cubits long and five cubits wide and three cubits high, and placed it in the midst of the outer court.) And he stood upon it, then knelt down on his knees before the whole assembly of Israel and spread out his hands to heaven.

any prayer, any supplication that is for any man, and for all Thy people Israel, when they know each his own plague, and his own pain, and he hath spread out his hands towards this house: