Numbers 22:2

22:2 Balak son of Zippor saw all that the Israelites had done to the Amorites.

Numbers 22:10

22:10 Balaam said to God, “Balak son of Zippor, king of Moab, has sent a message to me, saying,

Numbers 22:16

22:16 And they came to Balaam and said to him, “Thus says Balak son of Zippor: ‘Please do not let anything hinder you from coming to me.

tn The infinitive construct is the object of the preposition.