'Strange' in the Bible

They have dealt treacherously against the LORD: for they have begotten strange children: now shall a month devour them with their portions.

For they have been planting the wind, and their fruit will be the storm; his grain has no stem, it will give no meal, and if it does, a strange nation will take it.

I have written to him the great things of my law, but they were counted as a strange thing.