Matthew 16:20

Τότε διεστείλατο τοῖς μαθηταῖς αὐτοῦ ἵνα μηδενὶ εἴπωσιν ὅτι αὐτός ἐστιν Ἰησοῦς ὁ Χριστός.

RBT Translation:

At that time, he expressly ordered/set apart to the Learners that they should speak to no one that he, himself is the Anointed One.

Julia Smith Literal 1876 Translation:
Then he enjoined his disciples that they say to none that he is Jesus Christ.

LITV Translation:
Then He warned His disciples that they should tell no one that He is Jesus the Christ.