1 Chronicles 12:33

Of Zebulun, such as went forth to battle, expert in war, with all weapons of war, fifty thousand, who could keep rank; they were not of double heart.

Psalm 12:2

Each one speaks vanity with his neighbour: they speak with flattering lips and with a double heart.

John 1:47

Jesus saw Nathanael coming to him and said of him, Behold a true Israelite, in whom is no guile!

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