{Were glad} (echar(8873)an). Second aorist passive indicative
of chair(935c) as in  Mr 14:11 . Ingressive aorist, a natural
exultation that one of the Twelve had offered to do this thing.
{Covenanted} (sunethento). Second aorist indicative middle of
suntith(886d)i. An old verb to put together and in the middle with
one another. In the N.T. outside of  Joh 9:22  only in Luke (here
and  Ac 23:20  24:9 ). Luke only mentions "money" (argurion),
but not "thirty pieces" ( Mt 26:15 ).