thog mtha' bar gsum

at all times, from beginning to end, from first to last [lit. beginning, end, middle] [RY]

at all times, from beginning to end, from 1st to last, beginning, end and middle, at all times [IW]

the first part, the middle part and the last part [RY]

always, all along, from beginning to end, throughout, at all times, from beginning to end [JV]