Ben Sira 19:27

27 He hides his face and pretends not to hear, but when no one notices, he will take advantage of you.

Ben Sira 19:27 In-Context

25 There is a cleverness that is exact but unjust, and there are people who abuse favors to gain a verdict.
26 There is the villain bowed down in mourning, but inwardly he is full of deceit.
27 He hides his face and pretends not to hear, but when no one notices, he will take advantage of you.
28 Even if lack of strength keeps him from sinning, he will nevertheless do evil when he finds the opportunity.
29 A person is known by his appearance, and a sensible person is known when first met, face to face.
New Revised Standard Version Bible, copyright 1989, Division of Christian Education of the National Council of the Churches of Christ in the United States of America. Used by permission. All rights reserved.