FTP Ex15:7 :ומלהט יתהון כמא דמלהט נוראה לקשא‏ : he will kindle them just as the fire kindles the straw
See the entire entry for lhṭ vb. D to burn

FTP Ex15:7 :בסגיעות גיותנותך‏ : through the abundance of Your awesomeness
See the entire entry for saggīū, saggīūṯā n.f. multitude