Impart (metadō). Second aorist active subjunctive of metadidōmi, to share with one. See Luk 3:11; 1Th 2:8.
To the end ye may be established (eis to stērichthēnai humas). Final clause (common in Paul) with eis to and the first aorist passive infinitive of stērizō for which verb see Luk 22:32; 1Th 3:3, 1Th 3:13.