{He looked upon them} (emblepsas autois). Not in Mark and
Matthew. First aorist active participle of emblep(935c), to look on.
It was a piercing glance. The scripture quoted is from  Ps
118:22  and is in  Mr 11:10  Mt 21:42 , which see for the
inverted attraction of the case lithon (stone) to that of the
relative hon (which).