GOD'S WORD® Translation
He cured many who were sick with various diseases and forced many demons out of people. However, he would not allow the demons to speak. After all, they knew who he was.

American Standard Version
And he healed many that were sick with divers diseases, and cast out many demons; and he suffered not the demons to speak, because they knew him.

Berean Study Bible
And He healed many who were ill with various diseases and drove out many demons. But He would not allow the demons to speak, because they knew who He was.

Douay-Rheims Bible
And he healed many that were troubled with divers diseases; and he cast out many devils, and he suffered them not to speak, because they knew him.

English Revised Version
And he healed many that were sick with divers diseases, and cast out many devils; and he suffered not the devils to speak, because they knew him.

King James Bible
And he healed many that were sick of divers diseases, and cast out many devils; and suffered not the devils to speak, because they knew him.

World English Bible
He healed many who were sick with various diseases, and cast out many demons. He didn't allow the demons to speak, because they knew him.

Young's Literal Translation
and he healed many who were ill of manifold diseases, and many demons he cast forth, and was not suffering the demons to speak, because they knew him.

Mark 1:34 Additional Translations ...