Download the scopus and SCI indexed journals list from the sources.
Start submitting the manuscript to these journals.
Avoid sending the same paper to the more than one journals of the same publishers.
More Earlier, you will also get the report of your manuscript which includes plagiarism, authors comment, rejections. So considering these things, start updating and formatting the manuscript and start sending the manuscript again to the journals.
After getting the acceptance letter from the journals, do check it again whether it is present in the scopus, SCI?
Remember the scopus journals don’t have the impact factor of their journals.