Ben Sira 1:30

30 Do not exalt yourself lest you fall, and thus bring dishonor upon yourself. The Lord will reveal your secrets and cast you down in the midst of the congregation, because you did not come in the fear of the Lord, and your heart was full of deceit.

Ben Sira 1:30 In-Context

28 Do not disobey the fear of the Lord; do not approach him with a divided mind.
29 Be not a hypocrite in men's sight, and keep watch over your lips.
30 Do not exalt yourself lest you fall, and thus bring dishonor upon yourself. The Lord will reveal your secrets and cast you down in the midst of the congregation, because you did not come in the fear of the Lord, and your heart was full of deceit.
Revised Standard Version of the Bible, copyright 1952 [2nd edition, 1971] by the 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.