Pastor Kenneth Wagner's sermon revolves around the theme of maintaining a firm belief in one's faith amidst challenging cultural pressures. In the main part of Pastor Kenneth's sermon titled "Stand Firm," he highlights the criticality of keeping a strong faith. He mentions societies will always test and try to influence one's faith. Highlighting the story of Daniel and his companions in Babylon, Pastor Kenneth shows an example of individuals who, despite cultural challenges, remained fervent in their beliefs. He urges believers to uphold their beliefs steadfastly while showing grace and truth, encouraging self-reflection and repentance for any cultural drift.