This again. Comes up every year about this time. Without going into specifics, try to imagine how fast the ACLU would challenge any song that mentioned God, even one as traditional as that. They don’t even want it on coins. If they ever read the last verse of the Star Spangled Banner their heads would explode.
The line, “no refuge could save the hireling and slave” in the third verse seems to have been inspired by Job 7:2—”As a slave earnestly desires the shadow, and as an hireling looks for the reward of his work...”