ˈæftɚ ðə wˈɔːɹ wˈɛstɚmən stˈɑːɹɾᵻd pɹˈiːtʃɪŋ ɐɡˈɛn ænd ˈɔːlsoʊ wɛnt tə tˈiːtʃ ˈoʊld tˈɛstəmənt æt hˈaɪdɪlbˌɜːɡ, wˌɛɹ hiː wʊd kəntˈɪnjuː tə tˈiːtʃ fɔːɹ twˈɛnti jˈɪɹz wɪð kˈɑːliːɡz sˈʌtʃ ɐz ɡˈɛɹhɑːɹt vˈɑːn ɹˈæd, hˈænz wˈɔltɚ wˈʊlff, ænd ɹˈɑːlf ɹˈɛndtoːɹf.
After the war Westermann started preaching again and also went to teach Old Testament at Heidelberg, where he would continue to teach for twenty years with colleagues such as Gerhard von Rad, Hans Walter Wolff, and Rolf Rendtorff.