After returning to Houston in 2008, Cruz and his wife Heidi
began attending Houston’s First Baptist Church.
https://www.tedcruz.org/news/ted-cruzs-pastors-speak-out-about-his-faith/
That's a Megachurch in Houston, the type with trendy bands, big screen TVs, and some prosperity gospel sprinkled in for good measure. I've not done any significant research on him in particular, since the video with Ted Cruz and the Dominionists was enough for me.