In ancient Near East, it is common to greet a relative with a kiss. If your language has an affectionate greeting for a relative, use that. If not, use what is appropriate.
# wept over them
This means Joseph was crying while he kissed them.
Earlier they were too afraid to speak. Now they feel they can speak freely. The full meaning of this statement can be made explicit. Alternate translation: "After that his brothers talked freely with him" (See: [[rc://en/ta/man/translate/figs-explicit]])