Not to ecstatic speech or a personal prayer language or similar as practiced by many charismatic and Pentecostal Christians.
The Handbook of Seventh-day Adventist Theology takes the position that speaking in tongues refers to "previously unlearned human languages" (xenoglossy), using the experience on the day of Pentecost in Acts 2 as the "criterion" for later interpretation.
[10] Few modern Adventist individuals and churches have charismatic leanings, or practice speaking in tongues, after coming into contact with its practices such as in the "Holy Flesh movement" in Indiana around the turn of the 19th century which Ellen White quickly rebuked.
"[11] Some claim they see evidence in some teachings on holiness by medical doctor John Harvey Kellogg, and Jones and Waggoner of 1888 fame.
[12] Jon Paulien describes "the Montanists regarded as heresy, early charismatics who believed that every Christian was as inspired as the apostles or the Scriptures.