Deuteronomy 1:30

30 the Lord your God who goes before your face, he shall fight against them together with you effectually, according to all that he wrought for you in the land of Egypt;

Deuteronomy 1:30 Meaning and Commentary

Deuteronomy 1:30

The Lord your God, which goeth before you
In a pillar of cloud by day, and in a pillar of fire by night:

he shall fight for you;
wherefore, though their enemies were greater and taller than they, yet their God was higher than the highest; and cities walled up to heaven would signify nothing to him, whose throne is in the heavens:

according to all that he did for you in Egypt before your eyes:
which is observed to encourage their faith in God; for he that wrought such wonders in Egypt for them, which their eyes, at least some of them, and their fathers, however, had seen, what is it he cannot do?

Deuteronomy 1:30 In-Context

28 Whither do we go up? and your brethren drew away your heart, saying, great nation and populous, and mightier than we; and cities great and walled up to heaven: moreover we saw there the sons of the giants.
29 And I said to you, Fear not, neither be ye afraid of them;
30 the Lord your God who goes before your face, he shall fight against them together with you effectually, according to all that he wrought for you in the land of Egypt;
31 and in this wilderness which ye saw, by the way of the mountain of the Amorite; how the Lord thy God will bear thee as a nursling, as if any man should nurse his child, through all the way which ye have gone until ye came to this place.
32 And in this matter ye believed not the Lord our God,

The Brenton translation of the Septuagint is in the public domain.