Numbers 25:1 (KJV)

The Israelites enticed by the daughters of Moab and MidianThe friendship of the wicked is more dangerous than their enmity; for none can prevail against God's people if they are not overcome by their inbred lusts;...

Joshua 2:1 And Joshua the son of Nun sent out of Shittim two men to spy secretly, saying, Go view the land, even Jericho. And they went, and came into an harlot's house, named Rahab, and lodged there.
Numbers 33:49 And they pitched by Jordan, from Bethjesimoth even unto Abelshittim in the plains of Moab.
Micah 6:5 O my people, remember now what Balak king of Moab consulted, and what Balaam the son of Beor answered him from Shittim unto Gilgal; that ye may know the righteousness of the LORD.
1 Corinthians 10:8 Neither let us commit fornication, as some of them committed, and fell in one day three and twenty thousand.
Numbers 31:15–16 And Moses said unto them, Have ye saved all the women alive? …
Joshua 3:1 And Joshua rose early in the morning; and they removed from Shittim, and came to Jordan, he and all the children of Israel, and lodged there before they passed over.
Ecclesiastes 7:26 And I find more bitter than death the woman, whose heart is snares and nets, and her hands as bands: whoso pleaseth God shall escape from her; but the sinner shall be taken by her.
Revelation 2:14 But I have a few things against thee, because thou hast there them that hold the doctrine of Balaam, who taught Balac to cast a stumblingblock before the children of Israel, to eat things sacrificed unto idols, and to commit fornication.

From OpenBible.info, most relevant first.

IsraelThe name conferred on Jacob after the great prayer-struggle at Peniel (Gen 32:28), because “as a prince he had power with God and...
MoabThe seed of the father, or, according to others, the desirable land, the eldest son of Lot (Gen 19:37), of incestuous birth.

And Israel יִשְׂרָאֵל yiśrāʾēl יִשְׂרָאֵל Proper name
abode וַיֵּשֶׁב wayyēšeb יָשַׁב Verb · qal sequential imperfect, third person masculine singular · with and
in Shittim בַּשִּׁטִּים baššiṭṭîm שִׁטִּים Proper name · with preposition with the
and the people הָעָם hāʿām עַם Noun · masculine singular · with the
began וַיָּחֶל wayyāḥel חָלַל Verb · hiphil sequential imperfect, third person masculine singular · with and
to commit whoredom לִזְנוֹת liznôt זָנָה Verb · qal infinitive construct · with preposition
with the daughters אֶל ʾel Preposition בְּנוֹת bĕnôt בַּת Noun · feminine plural construct
of Moab מוֹאָב môʾāb מוֹאָב Proper name

Numbers 25:1 KJV