Give - give: singular form of the imperative mood of the verb dati. Give us this day our daily bread (Lord's Prayer). Do not let me fall asleep in sinful death (2nd morning prayer).
Dasi - you will give: the 2nd person singular form of the present tense of the verb dati.
Power - strength, power, subject area; sovereign - strong, mighty; chosen, excellent, beautiful. Your cup makes me drunken, like a mighty one (Ps. 22:5).
Boldness - courage, fearlessness, hope. For having boldness towards the Heavenly King, pray to Him... (canon to the Guardian Angel, 9th canto).
Right hand - right hand; in a figurative sense - strength, power, patronage.
Kindness - 1) beauty, splendor; 2) inner perfection, goodness. The indescribable sweetness of those who behold Your face, the indescribable kindness (5th morning prayer; see explanation for this prayer).
Dondezhe - until, until, until.