Sentence:  The Lord went before them by day in a pillar of a cloud, to <WSD>lead</WSD> them the way. 
Meaning of the word marked with <WSD> tags:  To guide or conduct in a certain course, or to a certain place or end, by making the way known; to show the way, especially by going with or going in advance of, to lead a pupil; to guide somebody somewhere or to bring somebody somewhere by means of instructions.