Qal Perfect וְאָרַב consecutive Deuteronomy 19:11; Judges 21:20; אָרָֽבְתִּי׃ Job 31:9; אָֽרְבוּ Psalm 59:4; Lamentations 4:19; Imperfect יֶאֱרֹב Psalm 10:9 (twice in verse); יֶאֱרֹ֑בוּ Proverbs 1:18; Micah 7:2; וָיֶּ˜ אֶרְבוּ Judges 9:34; Judges 16:2; נֶָֽאֶרְבָה Proverbs 1:11; Imperative אֱרֹב Judges 9:32; Infinitive אֱרָבֿ Proverbs 12:6; Participle אֹרֵב Joshua 8:2 11t.; אוֺרֵב Joshua 8:12 4t.; אֹרְבִים Joshua 8:4 2t; — lie in wait (with hostile purpose), absolute Judges 9:32,43 + Judges 21:20; Job 31:9; Psalm 10:9; Proverbs 7:12; Proverbs 23:28; 1 Samuel 22:8,13; Lamentations 3:10 (of bear, compare Psalm 10:9); with infinitive of purpose Psalm 10:9; with accusative דָּם ׳א Proverbs 12:6; with עַל, and person against whom Deuteronomy 19:11; Judges 9:34; usually with ל Micah 7:2; Judges 16:2; Psalm 59:4; Proverbs 1:11,18; Proverbs 24:15; Lamentations 4:19 compare Joshua 8:2,4,14; Participle as substantive = liers-in-wait (plural) Judges 20:29; usually singular collective ambush Joshua 8:2,12,14,19,21; Judges 16:9,12; Judges 20:33,36,37 (twice in verse); Judges 20:38; Ezra 8:31; plural of this singular = ambuscades Jeremiah 51:12; singular = place of lying-in-wait, ambush (local sense) Joshua 8:7.

Pi`el Participle plural liers-in-wait id quod

Qal Participle מְאָֽרְבִים Judges 9:25 (with ל), 2 Chronicles 20:22 (with עַל). ?

Hiph`il Imperfect זַיָּרֶב בנחל (for וַיַּאֲרֶב) 1 Samuel 15:5 (compare Dr Kö^{i. 390}; Ges-Kau^{§ 68. 2 queries}) but text dubious; compare Ol^{§ 237 b, &} Klo, who proposes ויעבר בנחל.