This study tested a statistically significant relationship between the pragmatic principle concerning iconicity of sequence and temporal adjuncts. While previous studies focused on the qualitative studies of temporal adjuncts with the textual analysis of English for everyday use, such as cookbooks and novels in English, this study contributed to the field by examining reputable international journal writer's pragmatic competence concerning iconicity of sequence in temporal adjuncts. The data was collected from reputable international applied linguistics research articles in English published in System and English for Specific Purposes. They were published from 2023 to 2025. The data in the study were 30 applied linguistics research articles. They had 236 tokens of temporal adjuncts to study the pragmatic principle concerning iconicity of sequence. The data was analyzed by the inferential statistical program called SPSS version 29 via Pearson Correlation. The results of the study clearly showed a statistically significant relationship between iconicity of sequence and temporal adjuncts from reputable international journal writers. The p-value was reported at 0.02. It was concluded that the reputable international writers in the fields of applied linguistics had pragmatic competence concerning iconicity of sequence.