Genesis 27:12 KJV
My father peradventure will feel me, and I shall seem to him as a deceiver; and I shall bring a curse upon me, and not a blessing.
Genesis 27:12, King James Version
In context
11 And Jacob said to Rebekah his mother, Behold, Esau my brother is a hairy man, and I am a smooth man:
12 My father peradventure will feel me, and I shall seem to him as a deceiver; and I shall bring a curse upon me, and not a blessing.
13 And his mother said unto him, Upon me be thy curse, my son: only obey my voice, and go fetch me them.