Reference for Yevamot 156:21
אמר דוד שאול נפקו להו
and elsewhere it is written, Who shall enquire for him by the judgment of the Urim before the countenance of the Lord.<span class="x" onmousemove="('comment',' Num. XXVII. 21. ');"><sup>51</sup></span> And the Lord said: 'It is for Saul and his bloody house, because he put to death the Gibeonites'.<span class="x" onmousemove="('comment',' II Sam. XXI, 1. ');"><sup>52</sup></span> 'For Saul', because he was not mourned for in a proper manner; 'and his bloody house, because he put to death the Gibeonites'. Where, however, do we find that Saul 'put to death the Gibeonites'! The truth is that, as he killed the inhabitants of Nob, the city of the priests who were supplying them<span class="x" onmousemove="('comment',' The Gibeonites who, as hewers of wood and drawers of water for the altar (v. Josh. IX, 23, 27), were maintained by the priests. ');"><sup>53</sup></span> with water and food, Scripture regards it as if he himself had killed them. Justice is demanded for Saul because he was not properly mourned for, and justice is demanded because he put to death the Gibeonites?<span class="x" onmousemove="('comment',' A simultaneous claim in his favour and against him! ');"><sup>54</sup></span> — Yes; for Resh Lakish stated: What is meant by the Scriptural text, Seek ye the Lord, all ye humble of the earth, that have executed His ordinance?<span class="x" onmousemove="('comment',' Zeph. II, 3. [H]. ');"><sup>55</sup></span> Where there is his ordinance,<span class="x" onmousemove="('comment',' [H] lit., 'his judgment', for Saul's guilt. ');"><sup>56</sup></span> there are also his executions.<span class="x" onmousemove="('comment',' Read [H] his work, sc. Saul's good deeds. ');"><sup>57</sup></span> David said: As to Saul, there have already elapsed