Deuteronomy 13:2

English Standard Version

2 and the sign or wonder that he tells you comes to pass, and if he says, ‘Let us go after other gods,’ which you have not known, ‘and let us serve them,’ (De 18:22; Jer 28:9) 

New International Version

2 and if the sign or wonder spoken of takes place, and the prophet says, ‘Let us follow other gods’ (gods you have not known) ‘and let us worship them,’ 

New International Reader’s Version

2 The sign or amazing thing he has spoken about might really take place. And then the prophet might say, ‘Let’s serve other gods. Let’s worship them.’ But you haven’t known anything about those gods before. 

King James Version

2 And the sign or the wonder come to pass, whereof he spake unto thee, saying, Let us go after other gods, which thou hast not known, and let us serve them;