“ To is like upon in meaning, like (1 Samuel 1:10) : And she prayed unto God; For this child (1 Samuel 1:27) is the opposite. And the Aleph will not be changed with an Ayin; only the letters Aleph, He, Waw, Yodh are those that get changed with each other, and Sin with Samekh, for they are close in origin. ”