Numbers 32:21

32:21 and if all your armed men cross the Jordan before the Lord until he drives out his enemies from his presence

Numbers 32:23

32:23 “But if you do not do this, then look, you will have sinned ¹  against the Lord. And know that your sin will find you out.

[32:23]  ¹ tn The nuance of the perfect tense here has to be the future perfect.