“and found Elisha.” To some extent, Elijah would have had to look for Elisha. Elijah would have had a general idea of where he was, but since Elisha was plowing, he could have been in a number of places in the general vicinity.
“12 yoke of oxen before him.” For fellowship and protection, it was the custom for farmers to work together to get the farm work such as plowing done. Elisha was not driving 24 oxen. He was plowing with 11 other men, each of whom had a yoke of oxen.