John 16:1

That ye should not be made to stumble (ina mh skandalisqhte). Purpose clause with negative mh and first aorist passive of skandalizw, common verb in the Synoptics ( Matthew 13:21 ) "the skandala of faith, the stumblingblocks which trip up a disciple" (Bernard), in John only 6:61 and here (cf. 1 John 2:10 ).