NET
18 The chief priests and the experts in the law heard it and they considered how they could assassinate him, for they feared him, because the whole crowd was amazed by his teaching.
Darby
18 And the chief priests and the scribes heard [it], and they sought how they might destroy him; for they feared him, because all the crowd were astonished at his doctrine.
KJV
18 And the scribes and chief priests heard [it], and sought how they might destroy him: for they feared him, because all the people was astonished at his doctrine.