Matthew Poole and continuators on 1 Kings 18:37

37 Hear me, O LORD, hear me, that this people may know that thou art the LORD God, and that thou hast turned their heart back again .

That they may feel so powerful and sudden a change in their hearts, that they may know it is thy Work, and the effect of thy Grace to them, and in them. Or, when thou hast turned, &c. or, because thou, &c. So the Particle Vau is oft used; and the sense is, That they may know thee to be the True God, by the effects of thy Divine Power, in converting their hearts, and that in so miraculous a way, and in answer to my Prayers.

Unto thee, from whom they have revolted.