Contradiction with Exodus 1:15-17
These verses precede Exodus 1:18 and describe how the Hebrew midwives feared God and did not do as the king of Egypt commanded them, which leads to the interrogation in Exodus 1:18, showing an instance of civil disobedience contradicting the expectation of obedience to authority.
Exodus 1:15-17: And the king of Egypt spake to the Hebrew midwives, of which the name of the one [was] Shiphrah, and the name of the other Puah: